version bump to 1.7.0 (release)

CHANGELOG.md

@@ -1,6 +1,6 @@
 # CHANGELOG
 
-## In development:
+## v1.7.0 (2019-11-01)
 - **Scale & crop** backgrounds to virtual, custom display dimensions; define a custom display dimensions in preferences;
 - **CLI arguments** added: `-h | --help`, `-c | --clear` (clear unused thumbnails), 
 `-a | --clear-all` (clear all thumbnails);
@@ -13,8 +13,6 @@ of palette color images, color palette quality;
 - image button removed, context menu always active;
 - button icons redesigned.
 
-**Changes already merged into the master branch may be tested as the `azote-git` AUR package.**
-
 ## v1.5.1 (2019-10-16)
 - scale & crop feature not working on X11 bug 
 [fixed](https://github.com/nwg-piotr/azote/commit/077806e6f72a84fdf768ac6c64d4f081a78fb579)