Latest changes for little things....
Changes from a while a ago...
Added halo01.lisp GUI example...
Changed tutorials to work with now (non-macro) shader API.
Found order of (matrix) operations with nodes
Added geometry shaders.
added framebuffer support
Fixed minor bugs with new FBOs...
Noticed some error just browsing...
added a newline
Merge pull request #1 from BradWBeer/master

Sorry if this is wrong