attribute and uniform location, VBO loading

Signed-off-by: Wayne Wolf <wayne.ron.wu at gmail>
move draw mesh interface to Render

Signed-off-by: Wayne Wolf <wayne.ron.wu at gmail>
index buffer data structure change

Signed-off-by: Wayne Wolf <wayne.ron.wu at gmail>
remove logs that mess up the screen

Signed-off-by: Wayne Wolf <wayne.ron.wu at gmail>
fix a typo in assert statement

Signed-off-by: Wayne Wolf <wayne.ron.wu at gmail>
in favor of eclipse native debug

eclipse CDT doesn't support c++11 well, need to disable code analysis
in project=>properties=>C/C++ general=>Code Analysis. But first need
to add native support in project=>Android Tools=>Add Native Support
after install ADT plugin.

Signed-off-by: Wayne Wolf <wayne.ron.wu at gmail>