Enabled Notepad/Newsfeed Persistant Storage

NOTEPAD
- Added ability to save when entering and exiting view.
- Known bug: when exiting app while editing, changes will not be saved.
NEWSFEED
- Added ability to add items to newsfeed, newest post on top.
- Added ability to delete items.
- Known bug: app freezes sometimes when deleting items.
Merge branch 'Bryce's-Branch-2'
Cursor state changed

Basically nothing, needed to commit before merge.
Merge branch 'Chris's-Branch'

Conflicts:
MedLight/MedLight.xcodeproj/project.pbxproj

MedLight/MedLight.xcodeproj/project.xcworkspace/xcuserdata/christophergu
tierrez.xcuserdatad/UserInterfaceState.xcuserstate
MedLight/MedLight/Base.lproj/Main.storyboard
Commit after merge

idk
Commit Needed To Revert
Revert "Cursor state changed"

This reverts commit f8881d790433b76db833546cfd3d641cb78e8ff2.
Revert d0880e2..41cc6ea

This rolls back to commit d0880e2d28fc64debad45ef8e0935fda89b7d855.
Merge branch 'master' into Chris's-Branch

This reverts commit 41cc6ea3d91b94f192aaf55b42befd94d3cbf976.