envshot working but not correctly
now envshot does the target renderers at a proportionatesize and unskewed, but still the first of  them fails.
screen shots are PNG and envshots are TGA, but still envshots come out somewhat wrong
envToSky not working yet
envshot and others working
astyle and other wonderbar stuff!
image.h included
Merge pull request #160 from BielBdeLuna/envshot

Envshot and cubemap to skymap transforms