Merge pull request #9 from doowb/master

Exposing handlebars in the plugin for direct access
rename component.json to bower.json, bump to 0.1.3 and publish to npm
update link to assemble.io
update metadata and change helper-lib to handlebars-helpers
bump and publish to npm
change reference to helper-lib to handlebars-helpers
update dependencies
Removing handlebars-helpers from dependencies

Removing the handlebars-helpers dependency and adding error
handling to give a warning if handlebars-helpers isn't found
but still allow processing to run. This is to make it so people can
use their own helpers and not be required to use the
handlebars-helpers repo.