exclude tests from coverage

Author: Delagen

package.json

@@ -6,8 +6,8 @@
   "scripts": {
     "test": "jasmine spec/*spec.js",
     "bundle": "browserify bin/parser.js --s parser > lib/parser.js",
-    "coverage": "node ./benchmark/perfTest.js; istanbul cover jasmine --captureExceptions spec/*spec.js;",
-    "coverage:check": "node ./node_modules/istanbul/lib/cli.js check-coverage --branch 90 --statement 90"
+    "coverage": "node ./benchmark/perfTest.js; istanbul cover -x \"spec/*spec.js\" jasmine spec/*spec.js;",
+    "coverage:check": "istanbul check-coverage --branch 90 --statement 90"
   },
   "bin": {
     "xml2js": "cli.js"