Adds custom jclouds-softlayer, and live tests

- adds 1.6.1-cloudsoft.1 build of jclouds-softlayer
- adds AbstractSoftlayerLiveTest and TomcatServerSoftlayerLiveTest
Avoid NPE in TomcatServer.disconnectSensors
Brooklyn management console on Windows

Provides "brooklyn.ps1", a PowerShell script equivalent to the "brooklyn" shell script. Fixes to ResourceUtils so that it can locate and use brooklyn.properties and catalog.xml.
add messaging as a test dependency to jsgui, making it easier to test blueprints in the jsgui project
Detect JRE location using registry; other fixes

A default install of the Oracle JRE will not set PATH or JAVA_HOME. This change scans the registry for JRE installs to determine the correct one to use, meaning there is no longer a requirement for the Brooklyn user to manually set either JAVA_HOME or PATH to be able to run brooklyn.
Remove unicode BOM char in the middle of the file

Probably got there as a result of copy-and-paste between Windows and MacOSX?
Convert brooklyn.ps1 to Windows-style line endings
Fix Java cmd when home directory contains spaces

Common in Windows for the user's home directory to the user's full name with spaces, like "C:\Users\Joe Bloggs".
Include SUB_TASK_TAG tag for sub tasks
Delete sub-tasks when deleting a task

- and BrooklynGC only looks at non-sub-tasks when deciding what to
  delete.
Merge pull request #1101 from richardcloudsoft/brooklyn-on-windows

Brooklyn management console on Windows
Fix setting CASSANDRA_CLUSTER_NODES, and test
Make behaviour of PortAttributeSensorAndConfigKey.convertConfigToSensor backwards compatible

Falls back to previous behaviour of trying to obtain a port from entities
with a single location, even if that location is an instance of
MachineProvisioningLocation.
Merge pull request #1140 from sjcorbett/fix/port-attribute-sensor

Make behaviour of PortAttributeSensorAndConfigKey.convertConfigToSensor backwards compatible
Merge pull request #1134 from aledsage/fix/integrationTests-20140107

Fix EntityExecutionManagerTest integration tests
Merge pull request #1139 from aledsage/fix/CassandraIntegrationTest

Fix setting CASSANDRA_CLUSTER_NODES
Merge branch 'master' of github.com:ahgittin/brooklyn
Merge branch 'master' of github.com:brooklyncentral/brooklyn
fixes for jclouds 1.7.0 (but no pom update until in maven central)
support networkName for GCE, and set the display name for JcloudsLocations to the provider if not overridden