Collapse version back to 2.1.2

v2.1.2 was never released on Hackage, so 2.1.2.1 seemed premature.

Author: akhra

ChangeLog.md

@@ -1,12 +1,9 @@
-2.1.2.1
-=======
-* Raise upper bounds for `transformers` to 0.6
-* Revise some documentation examples to be more idomatic
-* Update `.gitignore` to cover `stack` and other tools
-
 2.1.2
 =====
 
+* Revise some documentation examples to be more idomatic
+* Update `.gitignore` to cover `stack` and other tools
+* Raise upper bounds for `transformers` to 0.6
 * Lower required SDL2 version to 2.0.2.
 * Fix decoding of `TextEditingEvent` where the Raw bindings failed to stop reading
   character data past the null terminator.

sdl2.cabal

@@ -1,5 +1,5 @@
 name:                sdl2
-version:             2.1.2.1
+version:             2.1.2
 synopsis:            Both high- and low-level bindings to the SDL library (version 2.0.2).
 description:
   This package contains bindings to the SDL 2 library, in both high- and