Require http-conduit >= 1.8.1

(because we require support for client SSL certs)

Author: edsko

azure-service-api/azure-service-api.cabal

@@ -18,7 +18,7 @@ Cabal-Version:       >=1.8
 Library
   Exposed-Modules:     Network.Azure.ServiceManagement 
   Build-Depends:       base >= 4.5 && < 5,
-                       http-conduit >= 1.8 && < 1.9,
+                       http-conduit >= 1.8.1 && < 1.9,
                        tls >= 1.0 && < 1.1,
                        tls-extra >= 0.5 && < 0.6,
                        bytestring >= 0.9 && < 0.11,