Updated ELB listeners to handle the InstanceProtocol without breaking current syntax
Updated ELB listener object to handle InstanceProtocol
Updated ELB conenction functions related to listeners to handle InstanceProtcol specifications without breaking current syntax. Ties to boto/boto pull request #562
Fixed typo in function definition
Switch variable to correct name for complex_listeners
Fixed typo
Corrected the ELB integration tests to actually work.
Added tests for the ELB listeners change.
Merge branch 'elb-instances' into develop