Prepare 3.0.0 release. Small readme updates, update dev libs.

Prepare for 2.0.0 release.

Prepare release 1.2.0

Prepare npm version 1.1.0

Prepare release version 1.0.1.

Merge pull request forwardemail#204 from sylvainv/documentation/docum…

…ent-multipart-field-function

Documented the "field()" function for 'multipart/form-data' request bodies

Release 0.15

Release 0.14.0

Release 0.13.0

Release 0.12.1