Merge pull request #1 from JeetKunDoug/master

Fix init() functions to take list rather than individual args
basic handle_call to work with
Merge pull request #2 from st23am/feature/basic_handle_call

basic handle_call to work with
Add properly failing test for producer
This fails because we are not yet formatting our message properly
Kafka has a specific binary serialization format we will need to produce
Clean up test to use connect on supervisor. Todos are lame github issues instead
Merge branch 'master' of github.com:st23am/ExKafka