Merge pull request #1 from stopfstedt/calendar-api

migration for api key related schema changes
Merge pull request #2 from stopfstedt/calendar-api

db schema improvement:  bolstering up the course_director table with fkeys and a pkey
Merge pull request #3 from stopfstedt/calendar-api

minor fix to latest migration
Use internationalized strings for button labels in the search and API dialogs
Add new icon for calendar feed button
Merge branch 'master' of github.com:ucidentity/ilios