Allow empty translations.

Fixes an issue where empty translation get stripped from the translations once we run the prepare command.

Change licence & Add L 5.7 support

1.2.7

Update readme

Add support for columns above Z

close #27

Add package auto-discovery support.

1.2.5

Add package autodiscovery

Add Laravel 5.6 support

1.2.4

Add Laravel 5.6 support

Add L5.5 support

1.2.3

Add Laravel 5.5 support

Fix translation_sheet:push and google/apiclient v=2.2.0

Fixes #16

Allow locale with dashed (ie. zh-TW)

Merge pull request from #12

Update goole/apiclient dependency to ^2.1

1.2.0

Drop php 5.9 tests

Fix issue with an exception raised when there is no extra columns / rows to delete.[#9]

1.1.1

Fix issue with an exception raised when there there is no extra colum…