Add new lines for 3.7 in release notes.

twiecki · twiecki · commit fcfc1b58e961 · 2018-12-22T12:05:45.000+01:00
diff --git a/RELEASE-NOTES.md b/RELEASE-NOTES.md
@@ -1,5 +1,13 @@
 # Release Notes
 
+## PyMC3 3.7 (unreleased)
+
+### New features
+
+### Maintenance
+
+### Deprecations
+
 ## PyMC3 3.6 (Dec 21 2018)
 
 This will be the last release to support Python 2.
