Mark tasks with custom actions in detailed cache stats
Mark tasks with custom actions in detailed cache stats

+review REVIEW-6375

lsmaira/gradle,robinverduijn/gradle,lsmaira/gradle,gstevey/gradle,blindpirate/gradle,gstevey/gradle,blindpirate/gradle,robinverduijn/gradle,lsmaira/gradle,gstevey/gradle,robinverduijn/gradle,gradle/gradle,robinverduijn/gradle,gradle/gradle,gradle/gradle,blindpirate/gradle,gradle/gradle,robinverduijn/gradle,gradle/gradle,gstevey/gradle,lsmaira/gradle,gstevey/gradle,robinverduijn/gradle,robinverduijn/gradle,gradle/gradle,gradle/gradle,blindpirate/gradle,lsmaira/gradle,gstevey/gradle,robinverduijn/gradle,gradle/gradle,robinverduijn/gradle,blindpirate/gradle,gradle/gradle,gstevey/gradle,lsmaira/gradle,blindpirate/gradle,lsmaira/gradle,gstevey/gradle,lsmaira/gradle,blindpirate/gradle,gstevey/gradle,blindpirate/gradle,blindpirate/gradle,gradle/gradle,lsmaira/gradle,lsmaira/gradle,blindpirate/gradle,robinverduijn/gradle,robinverduijn/gradle