Test local timezones other than UTC, with UTC as a reference for consistency.
Checking:
- Fractional-hour timezones
- Daylight saving peculiarities

How to read the results (this is the method used in view_test.go’s TestLocalTimezones):
- Numbered as [group][test] so within a [group] we check that all [test] are ‘aligned’
- Read the ‘alignment’ by looking at the date-time in each test title and finding its column
  within the test (be sure you look on the correct side of any date line), then check that all
  the hours in the columns _below_ Local are the same for all tests within the group.
  For example:
  - First test [0][0] is timestamped midnight UTC, which is the first column on the left.
  - Second test [0][1] is timestamped 5:30 am in India, which is the sixth column from the left.
  - Third test [0][2] is timestamped 8:00 pm in Cuba, which is the 4th column from the right.
  - These three columns should show the same hours vertically.
- Although there are other ways of checking it, these may be harder because of differences
  caused by daylight-saving offsets on either side of midnight.

Note: The expectation for test case [1][2] (Cuba) is an exceptional corner case,
because the DST-ending midnight is not the first hour of  day, hence no 📆 icon.

-- [0][0] UTC (2017-11-05T00:00:00Z = 1509840000) --

  What time is it?

  🕛 [+00:00] (UTC) Local                                                   2017-11-05T00:00+00:00
   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  
  📆 Sun 05
  🕛 [+00:00] (UTC) UTC                                                     2017-11-05T00:00+00:00
   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  
  📆 Sun 05
  🕐 [+01:00] (CET) Europe/Paris                                            2017-11-05T01:00+01:00
   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0  
                                                                                              📆 Mon 06
  🕑 [+02:00] (IST) Israel                                                  2017-11-05T02:00+02:00
   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1  
                                                                                          📆 Mon 06
  🕔 [+05:30] (IST) Asia/Calcutta                                           2017-11-05T05:30+05:30
   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4  
                                                                              📆 Mon 06
  🕗 [+08:45] (+0845) Australia/Eucla                                       2017-11-05T08:45+08:45
   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7  
                                                                  📆 Mon 06
  🕙 [+11:00] (AEDT) Australia/Sydney                                       2017-11-05T11:00+11:00
  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  
                                                      📆 Mon 06
  🕑 [+14:00] (+14) Pacific/Kiritimati                                      2017-11-05T14:00+14:00
  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  
                                          📆 Mon 06
  🕑 [-10:00] (HST) Pacific/Honolulu                                        2017-11-04T14:00-10:00
  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  
                                          📆 Sun 05
  🕖 [-05:00] (CDT) US/Central                                              2017-11-04T19:00-05:00
  19  20  21  22  23   0   1   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  
                      📆 Sun 05≠DST
  🕗 [-04:00] (CDT) Cuba                                                    2017-11-04T20:00-04:00
  20  21  22  23   0   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  
                  📆 Sun 05≠DST
  🕘 [-03:00] (-03) America/Argentina/ComodRivadavia                        2017-11-04T21:00-03:00
  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  
              📆 Sun 05
-- [0][1] Asia/Calcutta (2017-11-05T05:30:00+05:30 = 1509840000) --

  What time is it?

  🕔 [+00:00] (IST) Local                                                   2017-11-05T05:30+05:30
   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  
  📆 Sun 05
  🕛 [-05:30] (UTC) UTC                                                     2017-11-05T00:00+00:00
  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  
                      📆 Sun 05
  🕐 [-04:30] (CET) Europe/Paris                                            2017-11-05T01:00+01:00
  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  
                  📆 Sun 05
  🕑 [-03:30] (IST) Israel                                                  2017-11-05T02:00+02:00
  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  
              📆 Sun 05
  🕔 [+00:00] (IST) Asia/Calcutta                                           2017-11-05T05:30+05:30
   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  
  📆 Sun 05
  🕗 [+03:15] (+0845) Australia/Eucla                                       2017-11-05T08:45+08:45
   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2  
                                                                                      📆 Mon 06
  🕙 [+05:30] (AEDT) Australia/Sydney                                       2017-11-05T11:00+11:00
   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5  
                                                                          📆 Mon 06
  🕑 [+08:30] (+14) Pacific/Kiritimati                                      2017-11-05T14:00+14:00
   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8  
                                                              📆 Mon 06
  🕑 [-15:30] (HST) Pacific/Honolulu                                        2017-11-04T14:00-10:00
   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8  
                                                              📆 Sun 05
  🕖 [-10:30] (CDT) US/Central                                              2017-11-04T19:00-05:00
  14  15  16  17  18  19  20  21  22  23   0   1   1   2   3   4   5   6   7   8   9  10  11  12  
                                          📆 Sun 05≠DST
  🕗 [-09:30] (CDT) Cuba                                                    2017-11-04T20:00-04:00
  15  16  17  18  19  20  21  22  23   0   0   1   2   3   4   5   6   7   8   9  10  11  12  13  
                                      📆 Sun 05≠DST
  🕘 [-08:30] (-03) America/Argentina/ComodRivadavia                        2017-11-04T21:00-03:00
  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  
                                  📆 Sun 05
-- [0][2] Cuba (2017-11-04T20:00:00-04:00 = 1509840000) --

  What time is it?

  🕗 [+00:00] (CDT) Local                                                   2017-11-04T20:00-04:00
   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  
  📆 Sat 04
  🕛 [+04:00] (UTC) UTC                                                     2017-11-05T00:00+00:00
   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3  
                                                                                  📆 Sun 05
  🕐 [+05:00] (CET) Europe/Paris                                            2017-11-05T01:00+01:00
   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4  
                                                                              📆 Sun 05
  🕑 [+06:00] (IST) Israel                                                  2017-11-05T02:00+02:00
   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5  
                                                                          📆 Sun 05
  🕔 [+09:30] (IST) Asia/Calcutta                                           2017-11-05T05:30+05:30
   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8  
                                                              📆 Sun 05
  🕗 [+12:45] (+0845) Australia/Eucla                                       2017-11-05T08:45+08:45
  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  
                                                  📆 Sun 05
  🕙 [+15:00] (AEDT) Australia/Sydney                                       2017-11-05T11:00+11:00
  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  
                                      📆 Sun 05
  🕑 [+18:00] (+14) Pacific/Kiritimati                                      2017-11-05T14:00+14:00
  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  
                          📆 Sun 05
  🕑 [-06:00] (HST) Pacific/Honolulu                                        2017-11-04T14:00-10:00
  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  
                          📆 Sat 04
  🕖 [-01:00] (CDT) US/Central                                              2017-11-04T19:00-05:00
  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  
      📆 Sat 04
  🕗 [+00:00] (CDT) Cuba                                                    2017-11-04T20:00-04:00
   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  
  📆 Sat 04
  🕘 [+01:00] (-03) America/Argentina/ComodRivadavia                        2017-11-04T21:00-03:00
   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0  
                                                                                              📆 Sun 05
-- [1][0] UTC (2017-11-06T00:30:00Z = 1509928200) --

  What time is it?

  🕛 [+00:00] (UTC) Local                                                   2017-11-06T00:30+00:00
   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  
  📆 Mon 06
  🕛 [+00:00] (UTC) UTC                                                     2017-11-06T00:30+00:00
   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  
  📆 Mon 06
  🕐 [+01:00] (CET) Europe/Paris                                            2017-11-06T01:30+01:00
   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0  
                                                                                              📆 Tue 07
  🕑 [+02:00] (IST) Israel                                                  2017-11-06T02:30+02:00
   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1  
                                                                                          📆 Tue 07
  🕕 [+05:30] (IST) Asia/Calcutta                                           2017-11-06T06:00+05:30
   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5  
                                                                          📆 Tue 07
  🕘 [+08:45] (+0845) Australia/Eucla                                       2017-11-06T09:15+08:45
   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8  
                                                              📆 Tue 07
  🕙 [+11:00] (AEDT) Australia/Sydney                                       2017-11-06T11:30+11:00
  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  
                                                      📆 Tue 07
  🕑 [+14:00] (+14) Pacific/Kiritimati                                      2017-11-06T14:30+14:00
  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  
                                          📆 Tue 07
  🕑 [-10:00] (HST) Pacific/Honolulu                                        2017-11-05T14:30-10:00
  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  
                                          📆 Mon 06
  🕕 [-06:00] (CST) US/Central                                              2017-11-05T18:30-06:00
  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  
                          📆 Mon 06
  🕖 [-05:00] (CST) Cuba                                                    2017-11-05T19:30-05:00
  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  
                      📆 Mon 06
  🕘 [-03:00] (-03) America/Argentina/ComodRivadavia                        2017-11-05T21:30-03:00
  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  
              📆 Mon 06
-- [1][1] Asia/Calcutta (2017-11-06T06:00:00+05:30 = 1509928200) --

  What time is it?

  🕕 [+00:00] (IST) Local                                                   2017-11-06T06:00+05:30
   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  
  📆 Mon 06
  🕛 [-05:30] (UTC) UTC                                                     2017-11-06T00:30+00:00
  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  
                          📆 Mon 06
  🕐 [-04:30] (CET) Europe/Paris                                            2017-11-06T01:30+01:00
  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  
                      📆 Mon 06
  🕑 [-03:30] (IST) Israel                                                  2017-11-06T02:30+02:00
  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  
                  📆 Mon 06
  🕕 [+00:00] (IST) Asia/Calcutta                                           2017-11-06T06:00+05:30
   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  
  📆 Mon 06
  🕘 [+03:15] (+0845) Australia/Eucla                                       2017-11-06T09:15+08:45
   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2  
                                                                                      📆 Tue 07
  🕙 [+05:30] (AEDT) Australia/Sydney                                       2017-11-06T11:30+11:00
   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4  
                                                                              📆 Tue 07
  🕑 [+08:30] (+14) Pacific/Kiritimati                                      2017-11-06T14:30+14:00
   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7  
                                                                  📆 Tue 07
  🕑 [-15:30] (HST) Pacific/Honolulu                                        2017-11-05T14:30-10:00
   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7  
                                                                  📆 Mon 06
  🕕 [-11:30] (CST) US/Central                                              2017-11-05T18:30-06:00
  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  
                                                  📆 Mon 06
  🕖 [-10:30] (CST) Cuba                                                    2017-11-05T19:30-05:00
  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  
                                              📆 Mon 06
  🕘 [-08:30] (-03) America/Argentina/ComodRivadavia                        2017-11-05T21:30-03:00
  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  
                                      📆 Mon 06
-- [1][2] Cuba (2017-11-05T19:30:00-05:00 = 1509928200) --

  What time is it?

  🕖 [+00:00] (CST) Local                                                   2017-11-05T19:30-05:00
   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  
  ≠DST                                                                                            
  🕛 [+05:00] (UTC) UTC                                                     2017-11-06T00:30+00:00
   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4  
                                                                              📆 Mon 06
  🕐 [+06:00] (CET) Europe/Paris                                            2017-11-06T01:30+01:00
   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5  
                                                                          📆 Mon 06
  🕑 [+07:00] (IST) Israel                                                  2017-11-06T02:30+02:00
   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6  
                                                                      📆 Mon 06
  🕕 [+10:30] (IST) Asia/Calcutta                                           2017-11-06T06:00+05:30
  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  
                                                      📆 Mon 06
  🕘 [+13:45] (+0845) Australia/Eucla                                       2017-11-06T09:15+08:45
  14  15  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  
                                          📆 Mon 06
  🕙 [+16:00] (AEDT) Australia/Sydney                                       2017-11-06T11:30+11:00
  16  17  18  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  
                                  📆 Mon 06
  🕑 [+19:00] (+14) Pacific/Kiritimati                                      2017-11-06T14:30+14:00
  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  
                      📆 Mon 06
  🕑 [-05:00] (HST) Pacific/Honolulu                                        2017-11-05T14:30-10:00
  19  20  21  22  23   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  
                      📆 Sun 05
  🕕 [-01:00] (CST) US/Central                                              2017-11-05T18:30-06:00
   0   1   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  
  📆 Sun 05≠DST
  🕖 [+00:00] (CST) Cuba                                                    2017-11-05T19:30-05:00
   0   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  
  ≠DST                                                                                            
  🕘 [+02:00] (-03) America/Argentina/ComodRivadavia                        2017-11-05T21:30-03:00
   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23   0   1  
                                                                                          📆 Mon 06
