Preparing for 1.3.0 release

1.3.0 RC1

Collectors Added

• rtt.py - Pings a configured set of hosts and records the result #183
• aws_cloudwatch.py - Collects metrics from AWS Cloudwatch #246
• tcp_bridge.py - Listens on a TCP port for metrics to relay to configured hosts #252

Bugfixes

• zookeper.py #221
• mysql.py #227
• zfsiostats.py #256

Core TCollector Features

• Support for HTTP API #225
• Support for MS precision #230 #234
• Support TSD_HOSTS comma delimited host list rather than TSD_HOST/TSD_PORT #237
• RPM Packages now have base TCollector package, Collectors Package and an EOS specific package #244
• Improved FreeBSD compatiblity #256 #257 #258 #263
• TCollector and all collectors now using '/usr/bin/env python' rather than '/usr/bin/python' #263