直接点击修复
================================================================================================================================
Error:Executionfailed for task ':activity-manager:compileDebugJava'.
When running gradle with java 5, 6 or 7,you must set the path to jdk8, either with property retrolambda.jdk orenvironment variable JAVA8_HOME
直接升级到1.8版本的JDK
================================================================================================================================
详见：http://blog.csdn.net/u012964796/article/details/47000991