Added gedit backup files to .gitignore
Upgraded VisualSearch to version 0.5.0 and moved it to its own folder
Replaced visualsearch.js by minified version
Tidied up Celestrium.coffee
More tidying up of Celestrium.coffee
fix merge in Celestrium
Merge pull request #174 from willzeng/visualsearch

upgrade visual search, fix visual search loading bugs