Prepare release 1.7.0-rc0

Author: dragetd

CHANGES.md

@@ -1,7 +1,6 @@
 # Release-Changelog
 
-## TBD (TBD)
-### Features
+## v1.7.0-rc0 (2022-05-19)
 ### Fixes
 * `installdown`: No longer fail to parse version strings as 'launcherversion' that contain a suffix after the SemVer or no 'v' prefix. For examples these version strings no longer break: 'v1.2.0-rc0', '1.2.0'
 ### Changes