add some scalaz datatype instances
Merge pull request #141 from xuwei-k/scalaz-instances

add some scalaz datatype instances
Enabled sum-types tests
Merge pull request #142 from alexarchambault/master

Enabled sum-types tests
Add NonEmptyList Encoder/Decoder
Use setName on Nel DecodeJson
Fix minor formatting issue

NonEmptyListDecodeJson was missing some indentation.
Merge pull request #144 from ceedubs/nel

Add NonEmptyList Encoder/Decoder
Updated .gitigore to filter out Sublime project files.
Formatting tweaks to EncodeJson.
Removed InsertionMap and fixed up PrettyParamsSpecification.
Merge commit '1dfd69cc7120d79e429d3d508d51dcbb28c9a84c' into topic/jnumber-funk

Conflicts:
	.gitignore
	src/main/scala/argonaut/Json.scala
	src/test/scala/argonaut/PrettyParamsSpecification.scala