Updates to the main.wxs file
Updates to the main.wxs file

  - switched from WixUI_Mondo to WixUI_FeatureTree as it has the feature set we're looking for.
  - added title and description attributes to the features, so you can tell what they are in the UI.

oneclick/rubyinstaller,zorosteven/rubyinstaller,auyaauya/rubyinstaller,vemmaverve/rubyinstaller,modulexcite/rubyinstaller,suvarnaraju/rubyinstaller,auyaauya/rubyinstaller,dreamauya/rubyinstaller,leonhooijer/rubyinstaller,suvarnaraju/rubyinstaller,shirosaki/rubyinstaller,leonhooijer/rubyinstaller,dreamauya/rubyinstaller,vemmaverve/rubyinstaller,shirosaki/rubyinstaller,oneclick/rubyinstaller,Rugbyman21/rubyinstaller,leonhooijer/rubyinstaller,zorosteven/rubyinstaller,haonaturel/rubyinstaller,zorosteven/rubyinstaller,modulexcite/rubyinstaller,jaym/rubyinstaller,modulexcite/rubyinstaller,auyaauya/rubyinstaller,Rugbyman21/rubyinstaller,suvarnaraju/rubyinstaller,jaym/rubyinstaller,Rugbyman21/rubyinstaller,jaym/rubyinstaller,haonaturel/rubyinstaller,dreamauya/rubyinstaller,shirosaki/rubyinstaller,jahanzaibbahadur/rubyinstaller,vemmaverve/rubyinstaller,jahanzaibbahadur/rubyinstaller,haonaturel/rubyinstaller,oneclick/rubyinstaller,jahanzaibbahadur/rubyinstaller