Modify fetch.js

When input time is null,let it do right thing.
Merge pull request #140 from promise82114/fetch

Modify fetch.js
modify runTimer to use fetch file and
change the fake data format in updataBase
Merge branch 'master' of github.com:evanxd/travis-reporter
Merge pull request #141 from Sue-Yi-FAN/master

modify back-end-server runTimer.js and updateBase.js
remove the console in parser.js
Merge pull request #142 from Sue-Yi-FAN/master

remove the console in parser.js
Add directort "model" and "routes"