show meaningful less errors intead of message "[Object object]"
properly set the less path so less @import statements to files outside of the
asset directory work properly. more properly log less error messages
Merge branch 'master' of github.com:vicapow/sails

Conflicts:
	lib/assets.js
Merge branch 'master' of github.com:balderdashy/sails
less assets now deligate to `Rack.LessAsset`
remove less dependency now that less compilation is deligated to asset-rack
replace less extension with css for less asets served from asset-rack
bumped asset-track version
missing `var` statement in `search` from `asset.js`
Merge pull request #244 from vicapow/master

show meaningful less errors