* Add test cases for job client

* Fix the test errors

* Fix issues found by sonar

* Fix the cognitive complexity

* Debug the tests

* Fix the download error

* Fix the error of request matcher

* Fix the test errors

* uncomment the test code lines

* Add test cases for requestmatcher

* Add test cases for restart jenkins

* Build always failed due to sonar gate

* Add test cases for user command

* Add test cases with error condition

* Add more error conditions

* Add go vet and golint

* Fix all problems found by golint

* Install golint in traivs

* Fix the test fail

* Add test cases for job create

* Add test cases for edit user desc

* Add test cases for user delete