init version of VertexIndexBuffer
change xcode project file
compiles OK: raw version of vertex Index buffer, half version of vertex data
add indexData
Merge branch 'v3' into v3_renderPrimitive

Conflicts:
	build/cocos2d_libs.xcodeproj/project.pbxproj
finish index data
Merge branch 'v3' into v3_renderPrimitive
original version of Primitive
Merge branch 'v3' into v3_renderPrimitive
original version of PrimitiveCommand
using VertexBuffer instead of raw buffer
using indexBuffer instead of raw VBO
refactor vertex data
using vertex data in fast_tmx
add _vertexBuffer back in Fast_tmx
remove IndexData class
allow null index buffer when create primitive
fix draw bug in primitive when using indices
using primitve->draw in Fast_tmx on draw
fast_tmx migrate to primitive command
Merge branch 'v3' into v3_migrateFastTMX