Add in a Hylang stackbrew image

  http://hylang.org/
  https://github.com/hylang

library/hylang

@@ -0,0 +1,6 @@
+# maintainer: Paul Tagliamonte <[email protected]> (@paultag)
+
+latest: git://github.com/hylang/hy@1265f546d1fbcfa9c62b51f3e455c0709be7acc8
+0: git://github.com/hylang/hy@1265f546d1fbcfa9c62b51f3e455c0709be7acc8
+0.10: git://github.com/hylang/hy@1265f546d1fbcfa9c62b51f3e455c0709be7acc8
+0.10.0: git://github.com/hylang/hy@1265f546d1fbcfa9c62b51f3e455c0709be7acc8