Update gem guard-livereload to v.1.4.0.
Update gem rack-livereload, to v.0.3.15.
Install gem guard-zeus, v.0.0.1.
Update guard-rspec configuration.
Update guard-livereload configuration.
Add guard-zeus configuration.
Add gem rb-fsevent, v.0.9.3. for darwin platforms.
Enable guard-livereload for .scss.
Merge branch 'feature/guard-integration' into prototype