release prepare

Author: jwfing

android-sdk/build.gradle

@@ -30,7 +30,7 @@ allprojects {
 }
 
 ext {
-    sdkVersion = "7.2.3"
+    sdkVersion = "7.2.4"
     supportLibVersion = "26.1.0"
     converterVersion = "2.1.0"
     rxandroidVersion = "2.1.1"

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=7.2.3
+VERSION_NAME=7.2.4
 VERSION_CODE=2695
 GROUP=cn.leancloud