Changed the default state for announcement pinning
Added the test of tests for announcements
Code cleanup, added tests for edit_announcement and individual announcement pages
Added more announcements tests
Added an edit announcement page
Added a page to view individual announcements
Updated .gitignore for emacs temp files
Added view announcements and edit announcements pages, front-end needs some work...
Merge branch 'master' of https://github.com/knagra/farnsworth