haproxy-devel, fix removing items from lists without first needing to edit them.
haproxy-devel, option to listen on multiple ip's ports in each frontend
haproxy-devel, remove old listen ip:port configuration, add conversion code.
haproxy-devel, add options to set the 'errorfile' option to replace haproxy errors like 'no server available'
Merge pull request #753 from PiBa-NL/haproxy_multi_bind