Merge pull request #38 from chamilo/1.9.x

1.9.x
Merge branch '1.9.x' of github.com:chamilo/chamilo-lms into 1.9.x
Merge branch '1.9.x' of github.com:chamilo/chamilo-lms into 1.9.x
Removing blank spaces at blank spaces in FIB questions -refs #6810
Removing blank spaces at blank spaces in FIB questions -refs #6810
Removing blank spaces at blank spaces in FIB questions -refs #6810
Indentation
Merge pull request #252 from baelmyhu/1.9.x

Adding folder javascript/jquery-ui/ui for ref #6970
Add support for "for" attributes in HTML forms - refs #7063
Fix bug in added support for "for" attributes in HTML forms - refs #7063
Minor - format code.
Merge branch '1.9.x' of github.com:chamilo/chamilo-lms into 1.9.x
Follow FrontEnd standards WAI - refs CT#7063
Follow FrontEnd standards create LABEL WAI - refs CT#7063
Merge pull request #253 from FraGoTe/1.9.x

Fix WAI/WCAG AA standards label/for/h* tags - refs #7063
Partial cleanup of the ticket plugin - refs #6715
Merge remote-tracking branch 'origin/1.9.x' into 1.9.x
Add alt attribute in course icon - refs #7063
Minor - Add check to avoid Notice logs
Add alt attribute in course icon - refs #7063