Fix Writer by not setting the id of a connection that has no setter. The id was already what it was being set to.
Merge pull request #45 from rymo4/fix_writer

Fix Writer Error Caused by Setting id Property of AsyncConn
Make the Writer docs reflect the correct params
Merge pull request #46 from rymo4/correct_writer_docs

Make the Writer docs reflect the correct params
Fix uncaught exception when there are no connections to write to
Merge pull request #47 from rymo4/fix_writer_conn_exception

Fix uncaught exception when there are no connections to write to
bump to 0.5.1-alpha