trim
echo messages
return to current directory after run
issue #1686:add background color layer in CCTexture2DTest
Merge pull request #2086 from lgb/master

Updating build-win32.bat, go back to root foler after executing this script.
issue #1686:disable depth test by default
Merge pull request #2103 from minggo/iss1686-synchronize

Fix some errors in TestCpp
Merge pull request #2099 from waiter/master

fix OpenSLEngine can't load resources from SD card
Update AUTHORS
Fix all compiler warnings produced by gcc.

This allows the linux and NaCl builds (and perhaps others)
to be compiles with -Wall and -Werror, and it makes the build
output much less noisy.
Fix all gcc warnings in NaCl build.
Merge pull request #2092 from sbc100/fix_all_warnings

Fix all compiler warnings produced by gcc.
Merge pull request #1 from cocos2d/master

update cocos2d/cocos2d-x