Release version 0.7 (#302)

* Bump package version to 0.7

* Update README

README.md

@@ -27,6 +27,11 @@ Up next:
 * Port to Dear ImGUI, making UI improvements along the way
 * Self-contained save format including sample and image files
 
+This release (0.7) is the last release that will exclusively
+support Gtk/Clutter for the UI. I plan to branch immediately 
+after the release and start working on the Dear ImGUI port; 
+Clutter is too bitrotted to keep using it. 
+
 ### BUILDING
 
 See README.build

wscript

@@ -11,7 +11,7 @@ import os
 import os.path
 
 APPNAME = "mfp"
-VERSION = "0.6"
+VERSION = "0.7"
 WAFTOOLS = "compiler_c gcc python glib2"
 
 top = '.'