[FIXED JENKINS-21192] - Added support of default regular expression and job filters
Resolves https://issues.jenkins-ci.org/browse/JENKINS-21192

Signed-off-by: Oleg Nenashev <nenashev@synopsys.com>
[JENKINS-21192] - Added a "Reset defaults button"
Related to https://issues.jenkins-ci.org/browse/JENKINS-21192

Signed-off-by: Oleg Nenashev <nenashev@synopsys.com>
Refactored buttons approach

Signed-off-by: Oleg Nenashev <nenashev@synopsys.com>