added parenthesis to avoid warnings on older Ruby

fixes #1163 - undefined method hypervisor when Edit host

fixes #1162 - delete guest when deleting the host in foreman

fixes #1161 - adds graph per facts

Signed-off-by: Amos Benari <abenari@redhat.com>

fixes #1088 - Overly aggressive query in facts tab

refactor - various facts cleanups

Fixes #1131 - Minor inconsistency: "Destroy" and "Delete" button have same function and different names

Signed-off-by: Marcello de Sousa <foreman-dev@area151.com>

Add Scientific Linux OS icon

fixes #1135 - missing "good" systems with skipped resources in dashboard report

Fixes #1133 - Support configurable exportable "facts" (as tags) and "username" to rundeck

Signed-off-by: Marcello de Sousa <foreman-dev@area151.com>