Make Travis Work again and stick to 3.1.0-beta2 as engine version instead of a master Snapshot.

build.gradle

@@ -29,10 +29,10 @@ if (System.getenv('TRAVIS') != null) {
     if (ext.jmeGitTag != "") {
         ext.jmeEngineVersion = "3.1.0-" + ext.jmeGitTag + "-SNAPSHOT"
     } else {
-        ext.jmeEngineVersion = "3.1.0-master-SNAPSHOT"
+        ext.jmeEngineVersion = "3.1.0-beta2" # Use Beta 2 instead of 3.1.0-master-SNAPSHOT
     }
 } else {
-    ext.jmeEngineVersion = "3.1.0-SNAPSHOT"
+    ext.jmeEngineVersion = "3.1.0-SNAPSHOT" # Might also need a change to 3.1.0-beta2, if you get "could not find dependency" errors.
 }
 
 configurations {

build_engine.sh

@@ -3,6 +3,7 @@
 # Also if you want to revert to releases and bintray builds, you need to uninstall them from your local maven repo...
 echo "Downloading the Engine, this may take some time"
 git clone -b v3.1 --single-branch --depth 1 http://github.com/jMonkeyEngine/jMonkeyEngine/ engine # single-branch requires git > 1.7.10, if you see an error, just leave it out.
+git checkout tags/v3.1.0-beta2
 
 cd engine
 #echo "Patching the Engine...."