Updated gradle to v1.3.6
Updated gradle to v1.3.6

BranchMetrics/android-branch-deep-linking,BranchMetrics/android-branch-deep-linking,BranchMetrics/Android-Deferred-Deep-Linking-SDK,BranchMetrics/android-branch-deep-linking,BranchMetrics/android-branch-deep-linking,BranchMetrics/Android-Deferred-Deep-Linking-SDK,BranchMetrics/Android-Deferred-Deep-Linking-SDK,BranchMetrics/Android-Deferred-Deep-Linking-SDK