Merge pull request 99designs#247 from 99designs/next

0.4.0 Release

Merge pull request 99designs#194 from vektah/multiline-comments

Fix multiline comments

Merge pull request 99designs#188 from vektah/fix-windows-gopath

Fix windows gopath issue

Merge pull request 99designs#180 from vektah/import-alias-before-fina…

…lize

Fix a bug custom scalar marshallers in external packages

Add some basic docs on the new config file

cleanup new config

Merge pull request 99designs#147 from vektah/import-overhaul

Improve import handling

Merge pull request 99designs#136 from tianhai82/master

fix GOPATH case mismatch issue