Merge pull request #3 from browserstack/travis

use error not data as exception message

Author: tr4n2uil

lib/Local.js

@@ -60,7 +60,7 @@ function Local(){
         }
       }
 
-      if(error) throw new LocalError(data);
+      if(error) throw new LocalError(error);
       callback();
     });
   };

test/local.js

@@ -33,7 +33,7 @@ describe('Local', function () {
         bsLocal_2.start({ key: process.env.BROWSERSTACK_ACCESS_KEY }, function(){});  
       }
       catch(err){
-        expect(err.toString().trim()).to.equal('LocalError:  *** Error: Either another browserstack local client is running on your machine or some server is listening on port 45691');
+        expect(err.toString().trim()).to.equal('LocalError: *** Error: Either another browserstack local client is running on your machine or some server is listening on port 45691');
         done();
       }
     });