ignore rvmrc
cert private key password handling
Enable HTTP auth for WSDLRequest

Some SOAP services will not allow the WSDL to be retrieved without
authentication.
ugprade and version++
updated the changelog [ci skip]
Spec tests for HTTP auth in WSDLRequest
Respect the global :proxy setting for WSDL requests, too.
added global namespaces option #376
added options spec and beefed up request spec
the encrypted key and corresponding cert for tests
Merge pull request #372 from thefooj/master

Add option for ssl_cert_key_password
updated the changelog [ci skip]
Add spec for global :proxy setting on WSDL requests.
merge branch 'issue-367' of seanmil/savon
removed trailing whitespace
updated the changelog [ci skip]
updated the changelog [ci skip]
merge 'respect_proxy_for_wsdl' of larskanis/savon
refactored wsdl and soap request factories
updated the changelog [ci skip]