CB-5698 ios: Check to see if photoData exists before using

close #19
CB-5698 Fix non-compiling code in previous commit
CB-5698 ios: Check to see if photoData exists before using

close #19
CB-5698 Fix non-compiling code in previous commit
Revert change to argument order in navigator.contacts.find
Updated RELEASENOTES.md for release 0.2.11
Merge branch '0.2.11'
CB-7003: Make pickContact pick correct contact on Android 4.3 and 4.4.3
Updated RELEASENOTES.md for release 0.2.11
Merge branch '0.2.11'