Add --avd-args option to launch avd with additional args
Print all errors while starting emulator
Use contexts for switching native/web
Allow to have more than one emulator started
Wait for emulator is ready after launching it
Merge pull request #2049 from imurchie/isaac-contexts

Add contexts for switching to webviews
package update + test fixes
Merge pull request #2112 from sebv/uiauto-cleanup

package update + test fixes
update appium submodules
Merge pull request #2099 from rgonalo/master

Allow to have more than one emulator started
more flexible LAUNCH_TIMEOUT in tests