changes to home feed
image upload with multiple images (BASIC)
home feed algorithm with full images
swiping sideways algorithm finished
finished resizing stuff and not stretching images (ew)
fixed facebook setup username stuff
facebook username setup
added in parse stuff
Merge remote-tracking branch 'origin/bala' into eric-2

Conflicts:
	ParseStarterProject.xcodeproj/project.pbxproj
	ParseStarterProject/Main.storyboard
	ParseStarterProject/ParseStarterProject-Bridging-Header.h
merged + made sure stuff worked