release: 1.0.0

first stable release. pre-1.0.0 verification complete: all surviving MED regressions and
gaps resolved and independently re-fired, tree audited clean across the suite.

Signed-off-by: disqualifier <dev@disqualifier.me>

README.md

@@ -9,7 +9,7 @@ bites you.
 ## Install
 
 ```
-dpy_cache @ git+ssh://git@git.rethinkstudios.io/rethink-public/dpy_cache.git@v0.1.2
+dpy_cache @ git+ssh://git@git.rethinkstudios.io/rethink-public/dpy_cache.git@v1.0.0
 ```
 
 ## Usage