Added UTF-8 encoding to Bukkit, BungeeCord & Velocity to the build.gradle (#2211)

Author: Gurwi30

src/main/resources/fileTemplates/j2ee/bukkit/Bukkit build.gradle.ft

@@ -23,6 +23,8 @@ java {
 }
 
 tasks.withType(JavaCompile).configureEach {
+    options.encoding = 'UTF-8'
+
     if (targetJavaVersion >= 10 || JavaVersion.current().isJava10Compatible()) {
         options.release.set(targetJavaVersion)
     }

src/main/resources/fileTemplates/j2ee/bungeecord/BungeeCord build.gradle.ft

@@ -21,6 +21,8 @@ java {
 }
 
 tasks.withType(JavaCompile).configureEach {
+    options.encoding = 'UTF-8'
+
     if (targetJavaVersion >= 10 || JavaVersion.current().isJava10Compatible()) {
         options.release.set(targetJavaVersion)
     }

src/main/resources/fileTemplates/j2ee/velocity/Velocity build.gradle.ft

@@ -24,6 +24,8 @@ java {
 }
 
 tasks.withType(JavaCompile).configureEach {
+    options.encoding = 'UTF-8'
+
     if (targetJavaVersion >= 10 || JavaVersion.current().isJava10Compatible()) {
         options.release.set(targetJavaVersion)
     }