模拟器半天没起来，用Eclipse启动了模拟器，Android Studio的DDMS又找不到设备，
然后重新尝试，又起来了。DDMS的样子，和Eclipse上的一样。
发布仍然不成功：下面是控制台Log。
Waiting for device.
"/Applications/Android Studio.app/sdk/tools/emulator" -avd Nexus -netspeed full -netdelay none
WARNING: Data partition already in use. Changes will not persist!
WARNING: SD Card image already in use: /Users/stephenwang/.android/avd/Nexus.avd/sdcard.img
WARNING: Cache partition already in use. Changes will not persist!
emulator: emulator window was out of view and was recentered
Device connected: emulator-5556
Device is online: emulator-5556
Target device: emulator-5556 (Nexus)
Uploading file
local path: /development/workspace/KingOfAir/out/production/KingOfAir/KingOfAir.apk
remote path: /data/local/tmp/com.octrois.koa
Installing com.octrois.koa
DEVICE SHELL COMMAND: pm install -r "/data/local/tmp/com.octrois.koa"
Device is not ready. Waiting for 20 sec.
DEVICE SHELL COMMAND: pm install -r "/data/local/tmp/com.octrois.koa"
Device is not ready. Waiting for 20 sec.
终于起来了，就是一个字：慢
