add logentries integration to diamond handler
 update configuration documentation
 use a queue to process metric data, add try except for urlopen
Fix publishing of floating point values.
Added multi-instance support to Elasticsearch collector, minor unittest fixes

Change-Id: I26be1da78a2d52747d4ee959a1c00676e948e43d
Changes allow for a list of matches and include kafka stats by default.
network: let 'greed' match 0 character

This is useful for the 'lo' interface
Merge pull request #717 from gitarzysta/master

Fix publishing of floating point values.
Merge pull request #716 from datacratic/greed-star

network: let 'greed' match 0 character
Merge pull request #715 from ddreggors/development

Changes allow for a list of matches and include kafka stats by default.
Merge pull request #714 from rtoma/es-multi

Added multi-instance support to Elasticsearch collector, minor unittest fixes
Merge pull request #709 from StephenHynes7/master

add logentries integration to diamond handler
Python 2.4 support
Adding rhel 7 support (systemd)
Fix path for systemd unit files
Use forking run mode and log to stdout for systemd to see
Go for simple unit type as its the easiest and most reliable in the end
Merge pull request #718 from 02strich/master

Adding rhel 7 support (systemd)
Add collector for darner: https://github.com/wavii/darner
PEP8 fixes