Set Storyboard preferences
Add logo and AppIcon
Create outlets for logo and welcome label
Merge pull request #1 from BerkeleyBaes/am/ui

Am/ui
Add animations for logo image view and welcome label
Merge pull request #2 from BerkeleyBaes/sv_am/animations

Add animations for logo image view and welcome label
Add buttons
Adjust position of logo and label
Add animation for the button filling up the screen
Merge remote-tracking branch 'origin/am/ui' into canzhiye
running locally again…