document usage in readme and example
cleanup cabal deps and add linux flags for testsuite runner
Export Orientation datakinds from MatrixTypes module as type synonyms
ignore cabal build artificats in gitignore
use blas instead of cblas
don't need DataKinds pragma
don't need promoted name in readme
remove linux fix
Merge pull request #21 from sdiehl/master

document usage in readme and example/gemm.hs 
also allow api to work even if client module doesnt have data kinds enabled