Updated Qpid client to 0.20 and added HTTP management plugin configuration
Merge pull request #491 from grkvlt/qpid

Fix QpidIntegrationTest
For surefire, adds PrintGCDetails

- and AutoScalerPolicyTest: invoke failing test 100 times, to see
  if time-sensitive failure was from GC
Merge pull request #494 from aledsage/IntegrationTest-gc-verbose

For surefire, adds verbose gc
Tolerate multiple calls to entity.manage()

- Instead of exception, just warn and ignore.
- Required because on rebind if a policy creates an entity while still
  rebinding other entities (while calling onManagementStarting on each),
  then when iterating over all to call onManagementStarted it will fail
  if one of those referenced entities is already fully managed.
Merge pull request #495 from aledsage/fix/tolerate-multiple-manage-calls

Tolerate multiple calls to entity.manage()
updates to use jclouds 1.5 w/t deprecated code
initial support for chef-solo