updated podspec
updated podspec
Position labels depending on pull to refresh view height (fix #60).
Merge remote-tracking branch 'parent/master'
Merge pull request #104 from chourobin/master

Update podspec so that users can track the master
Update podspec to 0.4.1.
Fix podspec validation error.
Update podspec (iOS 5+).
Convert Read me to Markdown.
Fix Read me.