Compete create job on Jenkins.
Add projects query methods.
Merge pull request #3 from ivanzhaowy/master

Compete create job on Jenkins.
Modify status code definition.
Add test cases for project APIs.
Modify status code definition.
Add Jenkins APIs.
Refactor project structure with newer Sail.js to avoid dependency of Grunt.
Merge pull request #4 from ivanzhaowy/master

Merge
Move project config to separation file.
Remove useless dependency.
Remove useless dependency.
Add test task trigger.
Add travis test tasks.
Add MongoDB support.
Test Travis CI.
Test Travis.
Remove useless config.
test
Remove debug code.