added deactivate function
more changes
added dependencies
fixed typo
fixed dependencies
merged develop
fixed typos
fixed tests
fixed merging mistake
solved some remarks
- german translations for employers home
- englisch translations for employers home
 #431_Translate_Employers_Home_Page_in_English
Merge branch 'develop' into #431_Translate_Employers_Home_Page_in_English
corrected mistake in language mappings
learned to leave whitespace between tag and content
#431_Translate_Employers_Home_Page_in_English
- fixed translations for german and english, so that html could transferred for link_to and mail_to
- implemented translations in view
#431_Translate_Employers_Home_Page_in_English
removed room number from translations

#439_remove_program_and_room_number
migration for removing column room_number for job offers
#439_remove_program_and_room_number
removed room_number from specs
#439_remove_program_and_room_number
removed room_number from views
#439_remove_program_and_room_number
removed room_number from job_offer model
#439_remove_program_and_room_number
removed room number from email
#439_remove_program_and_room_number