added description to about angles / directions to readme
added description to about angles / directions to readme

gravitystorm/fifengine,fifengine/fifengine,cbeck88/fifengine,Niektory/fifengine,cbeck88/fifengine,gravitystorm/fifengine,Niektory/fifengine,fifengine/fifengine,Niektory/fifengine,gravitystorm/fifengine,cbeck88/fifengine,cbeck88/fifengine,fifengine/fifengine,gravitystorm/fifengine