Merge pull request #62 from haskellari/text-2

Allow text-2.0

Author: phadej

tree-diff.cabal

@@ -90,7 +90,7 @@ library
     , deepseq     ^>=1.3.0.0 || ^>=1.4.0.0
     , parsec      ^>=3.1.13.0
     , pretty      ^>=1.1.1.0
-    , text        ^>=1.2.3.0
+    , text        ^>=1.2.3.0 || ^>=2.0
     , time        ^>=1.4 || ^>=1.5.0.1 || ^>=1.6.0.1 || ^>=1.8.0.2 || ^>=1.9.3 || ^>=1.10 || ^>=1.11 || ^>=1.12
 
   build-depends: