add XSSescape (to stop script from runing in title/content)
update services (issue and comment for XSSescape)
Merge branch 'HEAD' of https://github.com/AndreeaUrsulescu/issue-tracker.git

Conflicts:
	src/main/java/internship/issuetracker/service/IssueService.java
update new XSS
Merge branch 'HEAD' of https://github.com/AndreeaUrsulescu/issue-tracker.git