Removed extra 2.2.0 Header

jklymak · web-flow · commit 16fee16ebf0f · 2018-07-18T21:40:05.000-07:00
diff --git a/doc/api/api_changes.rst b/doc/api/api_changes.rst
@@ -471,6 +471,3 @@ Colorbar for log-scaled hexbin
 When using `hexbin` and plotting with a logarithmic color scale, the colorbar
 ticks are now correctly log scaled. Previously the tick values were linear
 scaled log(number of counts).
-
-API Changes in 2.2.0
-====================
