Map Changes for Date

Support for Date

Map Changes for Date

Support for Date

Merge branch 'master' of https://github.com/GraphQLSwift/GraphQL

Merge pull request #62 from jbttn/jbutton/fix-bool-decoding

Fix boolean decoding for Map objects

Fix bug where a boolean literal was being initialized as a number ins…

…tead of boolean.

Fix inconsitency between Foundation on mac and linux.

Fix other bug when deserializing argument default value.

Fix GraphQLError encoding.

Use map description instead of JSON encoding for argument default val…

…ues.

Add typeDescription to Map.