Merge pull request #1 from openframeworks/master

merge openFrameworks master
Fix typo
Clarified some error messages
Clarified some error messages
Added error message when JNIEnv can't be obtained
Fixed error with texture binding in the AndroidVideoGrabber when apps goes to background.
Merge pull request #2753 from Catchoom/master

(Android) Fix for issue #2662
fix http://forum.openframeworks.cc/t/ofdirectory-in-windows-crash-when-listing-c-with-a-solution/14253/4
+ fix binary mode lost on copy
+ fix default parameters in cpp instead of h
Merge branch 'master' of github.com:openframeworks/openFrameworks
Merge branch 'master' of https://github.com/openframeworks/openFrameworks.git into VS2013