Adds leaderboard resource
Switches hasMany / belongsTo from rounds to scorecards
Adds userFullName computed property
Writes initial leaderboard route and controller
Creates leaderboard template

And adds an outlet and link
Adds api::users#show
Ups leaderboard total to 10
Adds rankingFromIndex helper
Changes to totalPar... doesn't seem to be working
Fixes sorting issue
Uses shorthand for userFullName
Merge pull request #66 from gschorkopf/leaderboards

Leaderboards
Adds a proper turn#index route
Rewrites parScore as "shooting"
Adds formattedShooting computed property
Adds scorecardId to turn serializer
Adds turns controller and holeNumber property

This works because all turns should be the same
Rewrites turns template
Fixes up the template a bit
First lazy crack at navigation actions

A very bad way to do this, to be hopefully fixed in the next commit by
nesting our resources