adding travis badge to readme
adding travis badge to readme

garemoko/TinCanJS,FishHooks/TinCanJS,brianjmiller/TinCanJS,RusticiSoftware/TinCanJS,FishHooks/TinCanJS,GrahamGoudeau21/TinCanJS,GrahamGoudeau21/TinCanJS,garyfeng/TinCanJS,garyfeng/TinCanJS,garemoko/TinCanJS,EdDixon/TinCanJS,nagyistoce/TinCanJS,uOttawaMedtech/TinCanJS,RusticiSoftware/TinCanJS,nagyistoce/TinCanJS,brianjmiller/TinCanJS,EdDixon/TinCanJS