Added auth comments.
Added passport tutorial link in comments.
Changed login button to md-button.
Merge pull request #185 from bernardchu/master

Auth comments, md-button for Git started
Merge pull request #186 from COPPER-BOBCAT/staging

Auth comments, md-button for Git started
Merge pull request #187 from zindlerb/master

Added finished page and minor client comments/cleanup
Merge pull request #188 from COPPER-BOBCAT/staging

Staging
added bigger touch area for arrows