* Fix gh-issue #34: allow setting multiple headers with the same name (Mike, @rcanavan)
* Fix gh-issue #33: allow setting prodyhost request option to NULL (Mike, @rcanavan)
* Fix gh-issue #31: add/improve configure checks for default CA bundle/path (Mike, @rcanavan)
* Fix gh-issue #34: allow setting multiple headers with the same name (Mike, @rcanavan)
* Fix gh-issue #33: allow setting prodyhost request option to NULL (Mike, @rcanavan)
* Fix gh-issue #31: add/improve configure checks for default CA bundle/path (Mike, @rcanavan)