fixed karma and jshint yargs checks

Author: benholloway

lib/test/karma.js

@@ -250,7 +250,7 @@ var checkKarmaReporter = yargs.createCheck()
           getKarmaReporterPluginPath(value);
         }
         catch (ex) {
-          return 'Illegal value for "reporter"\n' + ex;
+          return 'Illegal value for "karma-reporter"\n' + ex;
         }
       }
     }

lib/util/jshint-reporter.js

@@ -82,9 +82,9 @@ var yargsOptionDefiniton = {
   value: {
     describe: 'Specify a custom JsHint reporter to use. Either a locally npm installed module, or the absolute path ' +
       'to one.',
-    alias: ['j'],
-    default: defaultReporterName,
-    string: true
+    alias   : ['j'],
+    default : defaultReporterName,
+    string  : true
   }
 };
 var checkJsHintReporter = yargs.createCheck()
@@ -100,7 +100,7 @@ var checkJsHintReporter = yargs.createCheck()
         getJsHintReporter(value);
       }
       catch (ex) {
-        return 'Illegal value for "reporter"\n' + ex;
+        return 'Illegal value for "jshint-reporter"\n' + ex;
       }
     }
   })