[simplescreenrecorder/el7] (7 commits) ...Clean changelog.

Summary of changes: 5c2e85b... - Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass (*) 2a520f4... Exclude power64 arches from build. (*) dd1e75e... Rebuild for ffmpeg update (*) 44a34d9... - Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass (*) dd2227c... Update to 0.3.9. (*) b5ccff7... Switch to use cmake for build. (*) 93fe715... Clean changelog. (*) This commit already existed in another branch; no separate mail sent