Add utility function for use with linked_list iterate_list.
Add Event Forwarding Interfaces to switch daemon/manager.
Workaround for fd starvation issue found during #7.
* Fix using the same After hook only approach submitted to cucumber/aruba.
Refactor based on comment. (trema/trema#238)
* Do not truncate words on APIs (cfg, fwd, etc.)
* Split .feature for each commands
* Compile example apps inside .feature
Fix description grammer, etc.
Fix memory corruption bug when buffer* is reallocated.
Event Forward Interface Ruby API.
Merge branch 'switchd_branching' into topo-trema-C
Add event filter operation.
Make enable/disable_discovery() replaceable for ease of unit testing.
Update unit tests to use event forward I/F.
Emulate switch_ready on startup.
Remove event line from DSL.