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.
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]
replaced broken cookie handling with local option #363
fixed spec for 1.8