Merge pull request #54 from jmcvetta/develop

Merge PR #47 from Bruce Downs

Merge PR from @martingartonft to eliminate needless JSON processing when

logging is disabled.

Custom transport support

update to match changes in `gopass` package

donate button

gopkg for importing napping into examples

Backward-compatible fix for bug where query params included in the UR…

…L string were overwritten before making request.

Merge PR #39: allow parameters for HTTP DELETE request

Merge PR #38: Session.Send avoids setting duplicate content-type head…

…ers. Fixes Issue #37

Merge PR #35: Provides a method to capture the raw response body