Merge pull request #2905 from phadej/travis-ghc-7.2

	Bump lower bounds of dependencies 

Cabal/Cabal.cabal

@@ -144,16 +144,16 @@ flag bundled-binary-generic
 
 library
   build-depends:
-    base       >= 4.4 && < 5,
+    array      >= 0.1 && < 0.6,
+    base       >= 4.5 && < 5,
+    bytestring >= 0.9 && < 1,
+    containers >= 0.4 && < 0.6,
     deepseq    >= 1.3 && < 1.5,
-    filepath   >= 1   && < 1.5,
-    directory  >= 1   && < 1.3,
+    directory  >= 1.1 && < 1.3,
+    filepath   >= 1.3 && < 1.5,
+    pretty     >= 1.1 && < 1.2,
     process    >= 1.1.0.1 && < 1.4,
-    time       >= 1.1 && < 1.6,
-    containers >= 0.1 && < 0.6,
-    array      >= 0.1 && < 0.6,
-    pretty     >= 1   && < 1.2,
-    bytestring >= 0.9
+    time       >= 1.4 && < 1.6
 
   if flag(bundled-binary-generic)
     build-depends: binary >= 0.5 && < 0.7
@@ -166,7 +166,7 @@ library
 
   if !os(windows)
     build-depends:
-      unix >= 2.0 && < 2.8
+      unix >= 2.5 && < 2.8
 
   ghc-options: -Wall -fno-ignore-asserts -fwarn-tabs
 

cabal-install/cabal-install.cabal

@@ -160,22 +160,22 @@ executable cabal
     -- NOTE: when updating build-depends, don't forget to update version regexps
     -- in bootstrap.sh.
     build-depends:
-        array      >= 0.1      && < 0.6,
-        base       >= 4.3      && < 5,
+        array      >= 0.4      && < 0.6,
+        base       >= 4.5      && < 5,
         bytestring >= 0.9      && < 1,
         Cabal      >= 1.23     && < 1.24,
-        containers >= 0.1      && < 0.6,
-        filepath   >= 1.0      && < 1.5,
+        containers >= 0.4      && < 0.6,
+        filepath   >= 1.3      && < 1.5,
         HTTP       >= 4000.1.5 && < 4000.3,
         mtl        >= 2.0      && < 3,
-        pretty     >= 1        && < 1.2,
+        pretty     >= 1.1      && < 1.2,
         random     >= 1        && < 1.2,
         stm        >= 2.0      && < 3,
-        time       >= 1.1      && < 1.6,
+        time       >= 1.4      && < 1.6,
         zlib       >= 0.5.3    && < 0.7
 
     if flag(old-directory)
-      build-depends: directory >= 1 && < 1.2, old-time >= 1 && < 1.2,
+      build-depends: directory >= 1.1 && < 1.2, old-time >= 1 && < 1.2,
                      process   >= 1.0.1.1  && < 1.1.0.2
     else
       build-depends: directory >= 1.2 && < 1.3,
@@ -193,7 +193,7 @@ executable cabal
       build-depends: Win32 >= 2 && < 3
       cpp-options: -DWIN32
     else
-      build-depends: unix >= 2.0 && < 2.8
+      build-depends: unix >= 2.5 && < 2.8
 
     if arch(arm) && impl(ghc < 7.6)
        -- older ghc on arm does not support -threaded
@@ -279,7 +279,7 @@ test-suite integration-tests
     build-depends: Win32 >= 2 && < 3
     cpp-options: -DWIN32
   else
-    build-depends: unix >= 2.0 && < 2.8
+    build-depends: unix >= 2.5 && < 2.8
 
   if arch(arm)
     cc-options:  -DCABAL_NO_THREADED