Refactored tests to use wd promise-chain api
Merge pull request #1732 from sebv/wd_promise_chain

Converted test to wd promise chain api.
support selendroid 4.4/19 better
fix selendroid app launch issues
require a dot for a relative activity, otherwise we consider it a full one
Merge pull request #1734 from jlipps/master

fix some selendroid issues
Fix issue #1713: Change killProc signal from SIGKILL to SIGTERM.
switch values at assertEquals statements, to reflect the correct meaning
Merge pull request #1745 from zijie0/master

Fix issue #1713: Change killProc signal from SIGKILL to SIGTERM.
kill chromedriver before starting new chromedriver
Merge pull request #1749 from jlipps/master

kill chromedriver before starting new chromedriver
add bitdeli tracking
Merge pull request #1750 from jlipps/master

add bitdeli tracking
Merge pull request #1747 from c0nscience/develop

switch values at assertEquals statements
Implementing mobile:background command for Android and Selendroid

Replay commit 1c6b495cd2f3fbbb8622a9fb43f3e50aa79ab82e
Remove debug log
Tidy up spaces according to pull request review
Fixed indentation according to Appium project style guide (2 spaces indent)
Fixed error management in background method
Add an argument to ADB.startApp in order to choose whether to stop the app prior to starting it
Refactored mobile:background method for Android: using ADB.startApp rather than directly issuing am start command to ADB shell, do not return to callback until app is back to foreground