cloudeebus server: disconnect signal handlers at cache cleanup
cloudeebus server: disconnect signal handlers at cache cleanup

fpaut/cloudeebus,pohly/cloudeebus,monsieurmona/cloudeebus,enzuguri/cloudeebus,enzuguri/cloudeebus,modulexcite/cloudeebus,01org/cloudeebus,pohly/cloudeebus,monsieurmona/cloudeebus,fpaut/cloudeebus,pohly/cloudeebus,01org/cloudeebus,monsieurmona/cloudeebus,modulexcite/cloudeebus,lizardo/cloudeebus-devel,lizardo/cloudeebus-devel,enzuguri/cloudeebus,fpaut/cloudeebus,modulexcite/cloudeebus,01org/cloudeebus,lizardo/cloudeebus-devel