Merge remote-tracking branch 'deanberris/0.9-devel' into 0.9-devel

Moving tag to the proper commit.

Updating version.

Tagging version 0.9.4 with up-to-date documentation.

Fixes cpp-netlib#73 -- check for short read at body parsing.

Version 0.9.3, including improved docs, examples and URI.

Release 0.9.2

0.9.1 Release.

Release 0.9.0.

cpp-netlib v0.9-beta