Unbreak haxl on ghc 7.10

Some ghc internal packages bumped their versions.
Thanks @FranklinChen for reporting this issue.
Closes #28

Haxl/Core/Monad.hs

@@ -46,8 +46,7 @@ import Haxl.Core.Util
 import Haxl.Core.DataCache as DataCache
 
 import qualified Data.Text as Text
-import Control.Exception (Exception(..), SomeException, SomeAsyncException(..),
-                          AllocationLimitExceeded(..))
+import Control.Exception (Exception(..), SomeException, SomeAsyncException(..))
 import Control.Monad
 import qualified Control.Exception as Exception
 import Control.Applicative hiding (Const)
@@ -420,9 +419,6 @@ cacheResult req val = GenHaxl $ \env _ref -> do
 rethrowAsyncExceptions :: SomeException -> IO ()
 rethrowAsyncExceptions e
   | Just SomeAsyncException{} <- fromException e = Exception.throw e
-  | Just AllocationLimitExceeded{} <- fromException e = Exception.throw e
-    -- AllocationLimitExceeded is not a child of SomeAsyncException,
-    -- but it should be.
   | otherwise = return ()
 
 -- | Inserts a request/result pair into the cache. Throws an exception

haxl.cabal

@@ -27,16 +27,16 @@ library
 
   build-depends:
     HUnit == 1.2.*,
-    aeson >= 0.6 && <0.9,
+    aeson >= 0.6 && < 0.9,
     base == 4.*,
-    bytestring >= 0.9 && <0.11,
+    bytestring >= 0.9 && < 0.11,
     containers == 0.5.*,
-    directory >= 1.1 && <1.3,
-    filepath == 1.3.*,
+    directory >= 1.1 && < 1.3,
+    filepath >= 1.3 && < 1.5,
     hashable == 1.2.*,
     pretty == 1.1.*,
     text >= 1.1.0.1 && < 1.3,
-    time == 1.4.*,
+    time >= 1.4 && < 1.6,
     unordered-containers == 0.2.*,
     vector == 0.10.*