Updating gradle and removing unneeded dependencies

build.gradle

@@ -35,11 +35,9 @@ repositories {
 
 // Common dependencies
 dependencies {
-    compile 'com.google.guava:guava:21.0'
-    compile 'org.spongepowered:spongeapi:7.0.0'
+    compile 'org.spongepowered:spongeapi:7.1.0'
 
     testCompile 'junit:junit:4.11'
-    testCompile 'org.mockito:mockito-core:1.9.5'
 }
 
 // Source compiler configuration
@@ -62,10 +60,6 @@ jar {
 javadoc {
   options.encoding = 'UTF-8'
   options.charSet = 'UTF-8'
-  options.links(
-          'http://docs.guava-libraries.googlecode.com/git-history/v18.0/javadoc/',
-          'https://docs.oracle.com/javase/8/docs/api/'
-  )
   // Disable the crazy super-strict doclint tool in Java 8
   options.addStringOption('Xdoclint:none', '-quiet')
 }
@@ -106,6 +100,6 @@ license {
 }
 
 // Gradle version used for generating the Gradle wrapper
-task wrapper(type: Wrapper) {
-  gradleVersion = '2.10'
+wrapper {
+  gradleVersion = '5.6'
 }

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-2.10-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-bin.zip

src/main/java/com/thevoxelbox/voxelsniper/util/BlockTraitHelper.java

@@ -0,0 +1,4 @@
+package com.thevoxelbox.voxelsniper.util;
+
+public class BlockTraitHelper {
+}