(travis) refactor travis CI

- add ubuntu, mac, and windows builds

add travis build with mac and ubuntu
- fix signature in Make.hs for compatibility with ghc<8

add windows build to travis

using haskell and bash scripts

(travis) use  env variable

Make.bat works

(Make.bar) [temporary] comment some Langs

merge upstream and uncomment langs

Make.hs

@@ -444,7 +444,7 @@ execute command args = do
 
 -- | For parallel RGL module compilation
 -- Unfortunately, this has no effect unless compiled with -threaded
-parallel_ :: (Foldable t, Monad m) => t (m a) -> m ()
+--parallel_ :: (Foldable t, Monad m) => t (m a) -> m ()
 parallel_ ms = sequence_ ms
   -- do c <- newChan
   --    ts <- sequence [ forkIO (m >> writeChan c ()) | m <- ms]