移除了对 grep 的依赖
检查 android api 版本 低于 17 不允许使用 uiautomator
其他若干 bug fix

我比较疑惑的是 android api16 就已经有了 uiautomator 支持 他们为什么老说是 17 才有

General

• add sauce reporting to ruby example
• normalize all ruby examples
• don't allow linux platforms to run ios doctor checks
• allow building of single platforms in reset.sh (don't delete other platforms)
• fix bug with --show-config & npm
• removed some unused tests
• remove retry support from appium test harness
• catch grid syntaxerror issue
• make sure gappium tests actually get run

iOS

• update docs for setting up ios-webkit-debug-proxy
• fix authorize_ios
• make sure setLocale doesn't run on real devices
• give webviews a bit of time to show up before we say they aren't there
• fix the auth db doctor check to work for 10.7
• when launching simulator without instruments, wait for sim logs
• kill zombie sim daemon launchers
• update mobile: reset
• automatically retry launching instruments if it flakes out. The number of retries can be set with -r N or --backend-retries N, where N is the number of retries, including 0.
• add support for automating real Safari (and other built-in apps) in iOS7
• remove support for using iwebview as a Safari replacement
• when running mobile safari tests, automatically detect ios version
• update i-w-d for compatibility with xcode 5.1 / ios 7.1

Android

• remove dependency on grep for real devices
• add 19.0.0 to possible build paths
• add tests for apk downloading and fix apk downloading issue
• check for API level >= 17 for uiautomator and fail sooner if not
• fix issue where calculating md5 of app would use too much memory, for large apps
• fix bug with checking whether app already existed on device

Selendroid

• give useful error message if user tries to run a uiautomator-based "mobile: " command in selendroid
• update selendroid