chore(package): update shelljs to version 0.7.0 (#25)

* chore(package): update shelljs to version 0.7.0

https://greenkeeper.io/

* use .stdout instead of .output from shell.exec()

Author: nexdrew

package.json

@@ -43,7 +43,7 @@
     "coveralls": "^2.11.9",
     "mocha": "^2.4.5",
     "nyc": "^6.2.1",
-    "shelljs": "^0.6.0",
+    "shelljs": "^0.7.0",
     "standard": "^6.0.8"
   }
 }

test.js

@@ -57,7 +57,7 @@ describe('cli', function () {
       var content = fs.readFileSync('CHANGELOG.md', 'utf-8')
       content.should.match(/patch release/)
       content.should.match(/first commit/)
-      shell.exec('git tag').output.should.match(/1\.0\.1/)
+      shell.exec('git tag').stdout.should.match(/1\.0\.1/)
     })
   })