add 0.10/0.11 to travis and set vows to 0.7.x
implemented CustomType class
Merge pull request #74 from patricklodder/test-node-v0.10

Enable CI for node 0.10.x and 0.11.x
Merge branch 'custom-types' of https://github.com/patricklodder/node-xmlrpc into v1.2
Minor formatting changes.
Removes support for Node v0.6.
Updates to v1.2.0.
fix client test

A method call with an unknown request did not call back
Merge pull request #78 from patricklodder/fix_client_test

fix blocking client test