initial load
updated meta-inf
Added new builder
added new test cases and additional factories
added new test cases and fixed initial errors
added sender builder and test cases
fixed nested builders
added sender and handler classes
added test cases for Sender and fixed errors
changed to use categories instead of map extensions
added error handler
added trigger handler for scheduled events
Merge branch 'master' of https://github.com/diabolicallab/groovy-vertx