Enable naming of holes, ie. holes can be displayed as 11X, 6B, A
CHANGELOG
rename pool -> group

Conflicts:
	data/data_access.php
	templates/editgroups.tpl
rename poolnumber to groupnumber in preparation of soon implemented pools
changelog for 2014.10.05
upgrade script to alter startingorder
initial upgrade support to pools
rename pool upgrade dirs
upgrade fixed