fill in release date for 1.10

CHANGELOG.txt

@@ -8,7 +8,7 @@ Changelog
  * Fix: `TableBlock` options `afterChange`, `afterCreateCol`, `afterCreateRow`, `afterRemoveCol`, `afterRemoveRow` and `contextMenu` can now be overridden (Loic Teixeira)
 
 
-1.10 (xx.xx.xxxx) - IN DEVELOPMENT
+1.10 (03.05.2017)
 ~~~~~~~~~~~~~~~~~
 
  * Added PostgreSQL search engine (Bertrand Bordage, Jaap Roes, Arne de Laat, Ramon de Jezus)

docs/releases/1.10.rst

@@ -1,6 +1,6 @@
-===========================================
-Wagtail 1.10 release notes - IN DEVELOPMENT
-===========================================
+==========================
+Wagtail 1.10 release notes
+==========================
 
 .. contents::
     :local: