Sync devicemanager with latest changes from mozilla-central
[Bug 754338] put setup_development.py shebang back in;r=wlach
Bug 752890 - Don't print output of running process if other handler spec'd

It can be difficult to disambiguate firefox's output from other things that
one might want to monitor, so let's make the "dump everything to standard
out" behaviour more optional.
Bug 754370 - allow BROWSER_PATH to pass through mozrunner.Runner.create() method;r=wlach
bump mozrunner version to 5.3
Bug 746239 - Add support for running in a debugger to MozRunner;r=ted
Bug 747117 - Mozrunner does not accept app packages with a final slash for the binary option. r=hskupin
Bug 755901 - Add a basic command line client for SUTAgent;r=jhammel

Currently only a few commands supported, but it's a start.
Bug 756237 - SUT client can now get device info and process list
fix permissions
Bug 661343 Ensure Mozbase dumps stdout by default r=jhammel
Bug 661343 Release new mozrunner to pypi to fix dumping to stdout on mozmill 2.0 r=jhammel
Bug 757398 Fix 'invalid handle error' on windows at end of test run r=jhammel
Bug 753190 - Specifying --restart using Mozmill 2.0 (master) causes an exception in mozprofile;r=AutomatedTester
Merge branch 'master' of github.com:mozilla/mozbase
version bump following Bug 753190
bug 757396 :  change mozrunner CLI to separate this to its own method for mozmill (and other) consumption ;r=ctalbert
Bug 757482 - Refactor mozinstall and get the real binary for OS X via the plist.info file. r=ctalbert
Merge branch 'master' of github.com:mozilla/mozbase into mozinstall
Bug 752900 - Change 'already killed process' notice from error to informational message r=whimboo