fixed a bug with markup in panels shortcode
fixes #132 – removed redundant layout vars
refactored custom.less to have more structure
minor changes
split custom.less

split kitchen sink into a new file, cleaned up custom.less to make it
simpler and more structured
cleaned up custom.less
version bump
updated readme
Merge pull request #135 from bigspring/1.5.0-wip

1.5.0 wip