Changes to allow system properties and global jmeter properties to be sent to remote clients.
Merge remote-tracking branch 'remotes/origin/pr/78'

Conflicts:
	src/main/java/com/lazerycode/jmeter/JMeterMojo.java
	src/main/java/com/lazerycode/jmeter/testrunner/TestManager.java
Fix potential NPE with new setMasterPropertiesMap functionality
Add Mike Patel as a contributor