Merge pull request #15 from wendinglu/ui

Ui
procfile change
procfile change
procfile
.
fixed requestDrawing bug caused by formatting issue
db refactor
db refactor
added db.js
Merge pull request #16 from wendinglu/dbfixes

Dbfixes
quick fix to schema
.
fixed stream such that it only gets drawings sent from memembers of the currently logged in family
Merge branch 'master' of github.com:wendinglu/drawfeels
added dumb file
.
conversation schema for collaboration built, a new conversation is created every time a new drawing (not collaboration) is sent
merge conflict fixed
bug resolved in new conversation creation
Can log out and fixed some UI elements