build lua.a for arm64bit and iOS simulator 64 bit architectures, change .ma3 files to .caf files.
Merge pull request #5818 from boyu0/support_for_xcode_iphone_64bit_simulator

build lua.a for arm64bit and iOS simulator 64 bit architectures, change ...
Merge pull request #5817 from dumganhar/develop

Fix potential overflow in Texture::getCachedTextureInfo and where uses MultiByteToWideChar and WideCharToMultiByte
fixed content size of MenuItem is incorrect when font size or font name change.
Merge pull request #5819 from Dhilan007/develop_menu

fixed content size of MenuItem is incorrect when font size or font name ...