create tables and models for personality trait voting system
add associations to custom tip and vote models
can load new personality tips by default
reset zero-scored and non-user-entered custom personality tips when test is re-taken
sending down custom personality info with user json
create jbuilder partials
add third tier of user json response
add backbone models and refactor user backbone model to handle custom personality
delete old image assets
change traits table to tips table
refactored to use custom personality profile info
styling for tips table
update design and create new tip view
tips render in separate view
can upvote, downvote, and cancel votes
fix bug with showing only current user tips
design improvement for upvote/downvote
support new tip form
auto-focus on new tip
can add tips to any user