Updates release history for upcoming v0.8.1
Updates release history for upcoming v0.8.1

standup75/grunt-phonegap,logankoester/grunt-phonegap,adriancmiranda/grunt-cordova,zipscene/grunt-phonegap,optikalefx/grunt-phonegap,johnhornsby/grunt-phonegap,simonoff/grunt-phonegap,streamlinesocial/grunt-phonegap