* Add Jenkins Jacoco coverage badge
* [Jenkins] add service test for jacoco coverage
* Added Jenkins Coverage (Jacoco) in all-badge-examples page
* Defined variables using let/const instead of var
* Used template string for the uri
* Used checkErrorResponse helper function for the error check
* Used NaN method for not a number test
* Prefixed the original Jenkin coverage test with "cobertura:"
* Moved the happy test case at front
* Merge the business logic between jacoco and cobertura
* Fixed lint issue
* Trigger notification