update version before release

Author: jwfing

android-sdk/build.gradle

@@ -30,7 +30,7 @@ allprojects {
 }
 
 ext {
-    sdkVersion = "6.4.5"
+    sdkVersion = "6.4.6"
     supportLibVersion = "26.1.0"
     fastjsonVersion = "1.1.71.android"
     converterVersion = "2.1.0"

android-sdk/gradle.properties

@@ -15,7 +15,7 @@ org.gradle.jvmargs=-Xmx1536m
 # This option should only be used with decoupled projects. More details, visit
 # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
 # org.gradle.parallel=true
-VERSION_NAME=6.4.5
+VERSION_NAME=6.4.6
 VERSION_CODE=2695
 GROUP=cn.leancloud
 

core/src/main/java/cn/leancloud/AVObject.java

@@ -26,7 +26,6 @@
 import io.reactivex.Observable;
 import io.reactivex.ObservableSource;
 import io.reactivex.Observer;
-import io.reactivex.Scheduler;
 import io.reactivex.disposables.Disposable;
 import io.reactivex.functions.Function;
 import io.reactivex.schedulers.Schedulers;
@@ -771,7 +770,7 @@ protected List<AVObject> extractCascadingObjects(Object o) {
     return result;
   }
 
-  protected Observable<List<AVObject>> getCascadingSaveObjects() {
+  protected Observable<List<AVObject>> generateCascadingSaveObjects() {
     List<AVObject> result = new ArrayList<>();
     for (ObjectFieldOperation ofo: operations.values()) {
       List<AVObject> operationValues = extractCascadingObjects(ofo.getValue());
@@ -931,7 +930,7 @@ public Observable<? extends AVObject> saveInBackground(final AVSaveOption option
       return Observable.error(new AVException(AVException.CIRCLE_REFERENCE, "Found a circular dependency when saving."));
     }
 
-    Observable<List<AVObject>> needSaveFirstly = getCascadingSaveObjects();
+    Observable<List<AVObject>> needSaveFirstly = generateCascadingSaveObjects();
     return needSaveFirstly.flatMap(new Function<List<AVObject>, Observable<? extends AVObject>>() {
       @Override
       public Observable<? extends AVObject> apply(List<AVObject> objects) throws Exception {

core/src/main/java/cn/leancloud/core/AppConfiguration.java

@@ -37,7 +37,7 @@ public interface SchedulerCreator{
 
   private static boolean enableLocalCache = true;
 
-  private static final String SDK_VERSION = "6.4.5";
+  private static final String SDK_VERSION = "6.4.6";
   private static final String DEFAULT_USER_AGENT = "LeanCloud-Java-SDK/" + SDK_VERSION;
 
   public static void setNetworkTimeout(int seconds) {