Doxygen: Use mathjax to create formulas.
Doxygen: Use mathjax to create formulas.

The main motivation is to not require a latex installation when building
the documentation. I would also expect a better image quality and the
ability to copy&paste from formulas with a javascript based solution for
displaying the math.

Differential Revision: http://reviews.llvm.org/D14960

git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@254048 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,llvm-mirror/llvm,apple/swift-llvm,llvm-mirror/llvm,llvm-mirror/llvm,apple/swift-llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,apple/swift-llvm,GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm,apple/swift-llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,apple/swift-llvm,apple/swift-llvm,apple/swift-llvm,GPUOpen-Drivers/llvm,apple/swift-llvm,llvm-mirror/llvm