mobile: getStrings for iOS
Add a check for existence of `android` command in grunt-helpers.js. Expanded error messages in adb.js. Possibly related to #1064
use monocle-js instead of monocle.js
Merge pull request #1105 from filmaj/android-bootstrap

Add a check for existence of `android` command in grunt-helpers.js.
Merge pull request #1103 from bootstraponline/get_strings_ios

mobile: getStrings for iOS
Lint fixes.
make sure we use new yiewd
support setting value through sendKeys for more types
add a yiewd example for node
support an ios 7 tracetemplate
remove commented code
'android' command is 'android.bat' on Windows.
Merge pull request #1109 from paymand/android_command

'android' command is 'android.bat' on Windows.
Merge pull request #1108 from jlipps/master

add a yiewd example and preliminary ios 7 support
make sure displayed() returns bool and attribute() returns string
fix tests for use of api level 18 emulator
fix race condition in local screenshot
partially address #1082?
remove logging
Merge pull request #1111 from jlipps/master

fix some tests and misc behavior
New submodule io.appium.gappium.sampleapp