Merge pull request #316 from sxci/up_okhttp/3.9.1

 updates deps

Author: jemygraw

build.gradle

@@ -18,9 +18,9 @@ dependencies {
 //    if (c < 0) {
 //        compile fileTree(dir: 'libs', include: '*.jar')
 //    } else {
-    compile group: 'com.squareup.okhttp3', name: 'okhttp', version: '3.3.1'
+    compile group: 'com.squareup.okhttp3', name: 'okhttp', version: '3.9.1'
 //    }
-    compile group: 'com.google.code.gson', name: 'gson', version: '2.6.2'
+    compile group: 'com.google.code.gson', name: 'gson', version: '2.8.2'
     compile group: 'com.qiniu', name: 'happy-dns-java', version: '0.1.6'
     testCompile group: 'junit', name: 'junit', version: '4.12'
 }