1.Adding close button 2.Avoid printing same url notifications

Signed-off-by: Yaniv Bronhaim <ybronhei@redhat.com>
Handling errors in parsing response and communicate with remote gerrit

Signed-off-by: Yaniv Bronhaim <ybronhei@redhat.com>
Merge pull request #1 from ficoos/some-improvements

Some improvements