Applied patch from @thechipp to get textfield working when inside a UITableView.
Merge remote-tracking branch 'kurtzmarc/master' into fix_textfield_inside_UITableView_iOS7.1-8.1

* kurtzmarc/master:
  Applied patch from @thechipp to get textfield working when inside a UITableView.
Merge pull request #59 from gioy/fix_textfield_inside_UITableView_iOS7.1-8.1

fix textfield inside UITableView on iOS 8.1 (positioning, visibility). Patch by @thechipp, commit by @kurtzmarc