Better error response

#76 - pass response body if xhr results in error. Thanks @dsteinbach.

Better error response for v0.4.x

Backported #76 for v0.4.x

CORS support for v0.4.x

Backport CORS support from #71 for v0.4.x

CORS support

#71 by @longlho

Add custom headers support to 0.4

Back port custom headers support from #70

Support custom response headers

#70

Remove `/resource/` from api url construction

#69 - Internally whenever fetchr made xhr requests, it would call /api/resource/{matrix-param-query} but now it will just be /api/{matrix-param-query}.

This could have been a path release but some users might have been depending on fetchr exposing the api with /resource/ so we did a minor release.

Fix bug where arrays and objects weren't serializing properly in query string

#68 - Fixes bug #66

Cherry-pick lodash methods.

v0.4.8

Release v0.4.8.

Only add content-type header for PUT and POST requests

v0.4.7

Release v0.4.7.