Usability fix

Just show query for all open gerrit requests. I'm open to other suggestions, but I would probably need some help if another suggestion forces me to to touch java stuff. :)
Update index.jelly
Update index.jelly
Merge pull request #163 from thijsdezoete/patch-1

Usability fix
Add a trigger for comment containing a specified RegEx

This patch add a trigger that will trigger jenkins build on comment containing
a specified regular expression.

This can be usefull for user to specify a comment to run a build (eg.  Please test this )
Merge pull request #170 from criteo/comment-contains-regex-feature

Add a trigger for comment containing a specified RegEx
Update GerritTrigger.java

Changed back the logging of comment added is interesting to trace.
Revert accidentally changed log level

Previous change changed trace log level to info. Revert it.
Merge pull request #171 from criteo/comment-contains-regex-feature

Revert accidentally changed log level