Avoid default CMFEditions 'retrieve' permission
issue #83: Fix version updates between service and calculation
issue #83 redux
issue #808, #772: Worksheet layout
Fix #774: Clicking on AS to get Assay procedure information causes error
Merge branch 'master' of github.com:bikalabs/Bika-LIMS
Cleanup clientfolder contents method

Conflicts:
	bika/lims/browser/clientfolder.py