round pictures
accurate computation when drop lowest is used with SWM
push version number
Merge branch 'master' of https://github.com/bobpuffer/laegrader

Conflicts:
	lib.php
	version.php
space before the 'W' when showing weight for cats and items
unlink styles.css sheet as it is automatically linked
logic was keeping edit icons from showing up for non-category grades
adjusted so columns weren't as wide.
pushed version
Merge branch 'master' of https://github.com/bobpuffer/laegrader