[VirtualBox/el7] (14 commits) ...Merge branch 'master' into el7

Summary of changes: bc5b54d... more updates on script helper (*) c40c422... VirtualBox 6.0 Patch23 was applied upstream. (*) 68e2dc7... git add VirtualBox-6.0.0-noupdate.patch (*) 16ead04... Enable Python3 support, move all SDK python files to devel (*) c7b4a6a... Update to 6.0.2. (*) 6cf3564... Added asm volatile patch. (*) abba50b... Patch 61 might be useful on el7 (*) 1bc60c9... python3 on epel7 (*) 0cb8d42... Fix build of webservice (*) 8565859... Update VBox to 6.0.4 (*) e2ec092... - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass (*) b4086fc... minor changes (*) ce36f17... Rebase and squash el7 (*) b573668... Merge branch 'master' into el7 (*) (*) This commit already existed in another branch; no separate mail sent