Update SDK Engine Version to v3.1.0-stable

build.gradle

@@ -29,10 +29,10 @@ if (System.getenv('TRAVIS') != null) {
     /*if (System.env.TRAVIS_TAG != "") {
         ext.jmeEngineVersion = "3.1.0-" + System.env.TRAVIS_TAG + "-SNAPSHOT"
     } else {*/
-        ext.jmeEngineVersion = "3.1.0-beta3" // Use Beta 2 instead of 3.1.0-master-SNAPSHOT
+        ext.jmeEngineVersion = "3.1.0-stable" // Use Beta 2 instead of 3.1.0-master-SNAPSHOT
     //}
 } else {
-    ext.jmeEngineVersion = "3.1.0-beta3" // In case you build of the HEAD of 3.1, you need to change that to 3.1.0-SNAPSHOT again
+    ext.jmeEngineVersion = "3.1.0-stable" // In case you build of the HEAD of 3.1, you need to change that to 3.1.0-SNAPSHOT again
 }
 
 configurations {

build_engine.sh

@@ -3,7 +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"
 # To have the latest Commit on 3.1 use "-b v3.1". If you want a certain tag, use "-b v3.1.0-beta2"
-git clone -b v3.1.0-beta3 --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 clone -b v3.1.0-stable --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.
 cd engine
 # git checkout tags/v3.1.0-beta2 # To use this, leave out depth and change -b to a branch.