Add HA enhancement with new "placement_properties" of DEA
Refine the placement_properties of DEA for HA enhancement
Ignore the buildpack when detection script fails.

[finished #60114962]

Signed-off-by: Phan Le <ple@pivotallabs.com>
Upgrade ruby to 1.9.3-p484

  * bump debugger gem version
Normalize .travis.yml ruby declaration

  * remove unused .travis.run file

Signed-off-by: Elisabeth Hendrickson <ehendrickson@pivotallabs.com>
Resurect .travis.run

  * this file is used by warden-test-infrastructure
Auto-merge remote-tracking branch 'upstream/master'