Fixed logcat capture for multiple devices.
Merge pull request #1954 from jlipps/master

reset fixes
Merge pull request #1948 from paymand/logcat_udid

Fixed logcat capture for multiple devices.
fix issue #1798: commands fail after stopping and relaunching app.
Merge pull request #1957 from Jonahss/fix1798

fix issue #1798: commands fail after stopping and relaunching app.
run test commands in serial rather than parallel to avoid race conditions
robustify crash log test
change way test app launches location status
retrieve target/app/window each time we need it
robustify test (y location can have multiple values)
update use of au.mainApp to make it a function
use back() instead of finding Back element
changelog and bump to 0.16.0 for publish