Android Studio 2.3更新問題及更新內容

更新內容參考：http://blog.csdn.net/crazy1235/article/details/60478513

更新Android Studio2.3後發現以下二個問題：
1.
Gradle sync failed: Unable to tunnel through proxy. Proxy returns “HTTP/1.1 400 Bad Request”
Consult IDE log for more details (Help | Show Log)

2.
Gradle sync failed: Minimum supported Gradle version is 3.3. Current version is 3.2. If using the gradle wrapper, try editing the distributionUrl in C:\yingyou\android\workspase_as\MyApplication\gradle\wrapper\gradle-wrapper.properties to gradle-3.3-all.zip
Consult IDE log for more details (Help | Show Log)

解決：
設置User local gradle distribution

如果本地沒有gradle-3.3或者相應的版本，請到網站：http://services.gradle.org/distributions
下載更新Gradle
解壓到：

OK。