fixed patch and added test for patches
fixed xvfb package names for centos/sles
reports: centered sla table
reports: support utf8 in preview
reports2: changed default status to unspecified
reports2: added timeperiod support in sla reports
reports2: don't care about xvfb warnings
reports2: renamed graph
made test skipable
add wkhtmltopdf into pkg
reports2: renamed graph
reports2: set enabled backends as default
panorama: hide warning on tests
reports2: select multiple hosts/services/groups seperated by comma
reports2: made rows hoverable
added linitian exception
rpm: prevent striping binarys
reports2: updated preview icon
reports2: removed useless variable
optimized pngs