Ignore annotations when determining type

Code shamelessly stolen from @tamtatam. Test horribly hacked together by
your's truly.

Closes #6
Update GitTip

Not expecting much to come of this, but it's an interesting experiment.
Change request HTTP headers to comply with SOAP 1.1/1.2 spec
Change request HTTP headers to comply with SOAP 1.1/1.2 spec
Caching Savon::Operation#build message call.

Conflicts:
	spec/sekken/operation/build_spec.rb
Small fix while building body from Hash without attributes
Accept hash for Rpc encoded
Build complex type now accepts simple Hash as element
Fix build from Hash
Bump version to 0.2.0
Revert untested RPC support

Accidentally pulled this in from @funfun's branch and we're not quite ready for this yet.

This reverts commit bcd0a4b3a05ae40437ddd7897259740036dda5a7.
This reverts commit 164a17e8476907cd6f87555a3007d638a7668071.
This reverts commit d3a218cfc6f3c5fa7b896e8ace79eaff2518887e.
This reverts commit 06e506eaa78271cfafa876afa60ef3a2bdb07337.
Add transpec as a development dependency
Adds tests for marketo WSDL
Merge branch 'message-tags' of github.com:davidsantoso/sekken into message-tags