Updated the .ghci prompt and options

etorreborre · etorreborre · commit cce79a0c8009 · 2015-06-18T16:23:12.000+10:00
To be similar to haskell-cli
diff --git a/.ghci b/.ghci
@@ -1,2 +1,4 @@
-:set prompt ">> "
+:set prompt "λ> "
 :set -Wall
+:set -XOverloadedStrings
+:set -XScopedTypeVariables
