ros-java plugin -> more convenient external script

build.gradle

@@ -31,7 +31,7 @@ allprojects {
 
 subprojects {
   if (name != 'docs') {
-    apply plugin: "ros-java"
+    apply from: "https://raw.githubusercontent.com/rosjava/rosjava_bootstrap/indigo/ros-java.gradle"
     apply plugin: "osgi"
     apply plugin: "idea"
     apply plugin: "eclipse"