make 1.1.1.3 release

CHANGELOG.md

 # Pretty library change log
 
+## 1.1.1.3 -- 21st December, 2014
+
+* Remove upper bound on `deepseq` package to fix build issues with
+  latest GHC.
+
 ## 1.1.1.2 -- 18th August, 2014
 
 * Add NFData and Eq instances (by Ivan Lazar Miljenovic).

pretty.cabal

 name:          pretty
-version:       1.1.1.2
+version:       1.1.1.3
 synopsis:      Pretty-printing library
 description:
         This package contains a pretty-printing library, a set of API's