Merge branch 'master' into B1

# Conflicts:
#	build.gradle

Author: host6

gradle/wrapper/gradle-wrapper.properties

@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.12-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-3.4-bin.zip