Milestone 0.2 and some of 0.3

Here is some of what is new:
#398 Import locations from a csv.
#320 Sub-assigned field
#399 You can now interact with the theme in multiple languages
#293 @mentions while writing comments.
#366 Create a group from the contacts page
#392 Layout change on the contact details page
#400 better typeaheads
And several bug fixes.

For more details view https://github.com/DiscipleTools/disciple-tools-theme/milestone/1
and https://github.com/DiscipleTools/disciple-tools-theme/milestone/3

requires: 4.7.1
tested: 4.9.1