added mew activity to download stl files
Merge branch 'master' of https://github.com/nieknooijens/SM42GLES

Conflicts:
	workspace/.metadata/.log
	workspace/.metadata/.plugins/org.eclipse.core.resources/.projects/GLES_test/.indexes/properties.index
	workspace/.metadata/.plugins/org.eclipse.core.resources/.safetable/org.eclipse.core.resources
	workspace/.metadata/.plugins/org.eclipse.jdt.core/savedIndexNames.txt