Add uiautomator

[shyunMin]

• default build without gbs which will use prebuilt uiautomator. $ gulp build

• build with gbs for all target architecture(armv7l, i586) $ gulp build --gbs

• build with gbs for specific architecture $ gulp build --gbs --arch armv7l $ gulp build --gbs --arch i586

• build with gbs clean $ gulp build --gbs --clean

[flyofsky]

update appium-tizen-driver version in package.json

[shyunMin]

I updated version "1.0.1-beta"