Merge pull request #44 from kvikramk/master

Checkbox widget and Postshare implementaion.
CheckUserLoggedIn method implemented in CheckBoxWidget. Code re-factoring in checkbox and postShare widgets.
Merge pull request #45 from pkiran/master

CheckUserLoggedIn method
Merge branch 'master' of https://github.com/Imaginea/SocialByWay
pop up window problem fix.