create Language tab, and form, in "My page" settings
move code to submodule for easier testing
update install file
alter fieldset to container
clean up debug code
Merge branch 'feature/1411-language_form_in_settings' into develop
Merge branch 'release/7.x-0.51' into develop
Merge branch 'develop' of github.com:DBCDK/bibdk_frontend into develop
Tagging version 7.x-0.52
Merge branch 'release/7.x-0.52'