- fix installer not setting projects directory

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@8126 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

jme3-core/src/com/jme3/gde/core/Installer.java

@@ -82,6 +82,7 @@ public class Installer extends ModuleInstall {
                 NbPreferences.forModule(Installer.class).put("projects_path", projectDir);
             }
         }
+        System.setProperty("netbeans.projects.dir", projectDir);
 
         //set extraction dir for platform natives
         String jmpDir = System.getProperty("netbeans.user");