switch to gradle layout
update jogl dependency to 2.1.4
add .gitignore
adapt native build for new gradle versions (targetPlatforms -> model.platforms)
up gradle version for wrapper in buld script
test commit from github site

only added a blank line to test making changes from the github site.
add first version of build.gradle for SDK
Merge origin/gradle into gradle
Add SDK project library creation scripts to build that creates the J2SE library entries from the engine build setup. Some libraries are renamed and some still missing (android-base etc.)

Also moved the library descriptors completely to jme3-project-baselibs, only the actual jar files remain in jme3-project-libraries.
remove README.TXT from SDK project
add xml creation as dependency
Add creation of project.xml file with list of imports and public packages for jme3-core-baselibs and jme3-core-libraries
fix creation of project.xml
adapt platform properties for NetBeans 8.0
update gitignore
remove .xml ending from J2SE library names
clean up sdk build file
fix SDK build dependencies, access files only after they have been created
add NetBeans platform base download to SDK build, the SDK should now build out of the box with gradle
create NetBeans private folder to reference NB platform if not done already
change SDK build dependencies to make sure engine is copied before the SDK is built