dump ModelData to ostream

git-svn-id: https://roadrunnerlib.googlecode.com/svn/branches/develop@1295 c0027639-9190-0b57-01eb-f09a03790dae
sync LLVM and C interfaces, clean up unused code, start LLVM evalReactionRates

git-svn-id: https://roadrunnerlib.googlecode.com/svn/branches/develop@1296 c0027639-9190-0b57-01eb-f09a03790dae
ran 64 bit Linux tests

git-svn-id: https://roadrunnerlib.googlecode.com/svn/branches/develop@1297 c0027639-9190-0b57-01eb-f09a03790dae