Prep for v0.5.12 release (#356)

* Prep for v0.5.12 release

* Change date

Author: JamesGibo

CHANGELOG.rst

@@ -2,21 +2,21 @@
 Changelog
 =========
 
-x.x.x (TBD)
+0.5.12 (2021-04-24)
 ==================
 
-* Added ...
-
+* Added hide parameter to CloudwatchMetricsTarget class
+* Added table-driven example dashboard and upload script
 
 Changes
 -------
 
 * bugfix load_dashboard add support for old python version 2.x, 3.3 and 3.4
 * Fix default target datasource to work with newer versions of Grafana
-* Added table-driven example dashboard and upload script
 * Removed re-defined maxDataPoints field from multiple panels
 * Fix the AlertList class and add a test for it
-* Added hide parameter to CloudwatchMetricsTarget class
+
+Thanks to all those who have contributed to this release.
 
 
 0.5.11 (2021-04-06)

setup.py

@@ -15,7 +15,7 @@ def local_file(name):
     # Versions should comply with PEP440.  For a discussion on single-sourcing
     # the version across setup.py and the project code, see
     # https://packaging.python.org/en/latest/single_source_version.html
-    version='0.5.11',
+    version='0.5.12',
     description='Library for building Grafana dashboards',
     long_description=open(README).read(),
     url='https://github.com/weaveworks/grafanalib',