git-svn-id: https://roadrunnerlib.googlecode.com/svn/branches/llvm@1057 c0027639-9190-0b57-01eb-f09a03790dae
initial LLVM stubs

git-svn-id: https://roadrunnerlib.googlecode.com/svn/branches/llvm@1058 c0027639-9190-0b57-01eb-f09a03790dae


git-svn-id: https://roadrunnerlib.googlecode.com/svn/branches/feature-llvm@1063 c0027639-9190-0b57-01eb-f09a03790dae
Merge branch 'gfeature-llvm' of github.com:AndySomogyi/roadrunner into gfeature-llvm

git-svn-id: https://roadrunnerlib.googlecode.com/svn/branches/feature-llvm@1064 c0027639-9190-0b57-01eb-f09a03790dae
updated cmake build to optionally find llvm

git-svn-id: https://roadrunnerlib.googlecode.com/svn/branches/feature-llvm@1065 c0027639-9190-0b57-01eb-f09a03790dae