Changed fixture format
Change some RPM test to take advantage from new fixtures
Added comments in services.py
Added serviceschecker object
Service checker reworked, final
Removed print
Merge branch 'master' into fixtures-update
Removed session scope from service_check

Service setting may change during runtime.
Modification of rpm testing

It now shuts up and reports only errors, no full reports from rpm -Vvv and no tracebacks.