Various HAProxy Tools

• generate_keepalived -- used to create a keepalived config by parsing the haproxy config for VIPs
• haproxy_extract_ips -- parse the HAProxy config and output a list IPs. [REMOVED]
• check_mk/* -- check_mk plugin for monitoring HAProxy [MOVED to https://github.com/hcooper/check_mk-plugins]