relax cabal versions

scalpel.cabal

@@ -34,13 +34,13 @@ library
   hs-source-dirs:   src/
   default-language: Haskell2010
   build-depends:
-          base          >= 4.6 && <4.7
-      ,   bytestring    >= 0.10
-      ,   download-curl >= 0.1.4
-      ,   regex-base    >= 0.93
-      ,   regex-tdfa    >= 1.2
-      ,   tagsoup       >= 0.8 && < 0.13
-      ,   text          >= 1.2
+          base          >= 4.6 && < 5
+      ,   bytestring
+      ,   download-curl
+      ,   regex-base
+      ,   regex-tdfa
+      ,   tagsoup       >= 0.8
+      ,   text
   default-extensions:
           OverloadedStrings
       ,   ParallelListComp
@@ -52,14 +52,14 @@ test-suite lib-tests
   main-is:          TestMain.hs
   hs-source-dirs:   src/, tests/
   build-depends:
-          base          >= 4.6 && < 4.7
-      ,   bytestring    >= 0.10
-      ,   download-curl >= 0.1.4
-      ,   HUnit         >= 1.2
-      ,   regex-base    >= 0.93
-      ,   regex-tdfa    >= 1.2
-      ,   tagsoup       >= 0.8 && < 0.13
-      ,   text          >= 1.2
+          base          >= 4.6 && < 5
+      ,   bytestring
+      ,   download-curl
+      ,   HUnit
+      ,   regex-base
+      ,   regex-tdfa
+      ,   tagsoup       >= 0.8
+      ,   text
   default-extensions:
           ParallelListComp
       ,   PatternGuards