Removed NetBeans files.

removed build.xml

removed build\classes\.netbeans_automatic_build

removed build\classes\.netbeans_update_resources

removed
lib\CopyLibs\org-netbeans-modules-java-j2seproject-copylibstask.jar

removed lib\nblibraries.properties

removed nbproject\build-impl.xml

removed nbproject\genfiles.properties

removed nbproject\private\private.properties

removed nbproject\private\private.xml

removed nbproject\project.properties

removed nbproject\project.xml
Revert "Removed NetBeans files."

This reverts commit 8ad5c112c45c5f86975a4abdbf5082d9db01546d.