Product management read only view functionality.
Merge remote-tracking branch 'tommi/master'
Merge remote-tracking branch 'tommi/master' into productmgmtview
Extended product class.
m
Merge remote-tracking branch 'topi/master'

Conflicts:
	db/products/product.cpp
	db/products/product.h
Extended product management view.
Merge remote-tracking branch 'tommi/master'
sales osion hakukyselyt kunnossa. sales_tracking osio aloitettu
Fixed check_barcode( QString )
Merge remote-tracking branch 'pekka/master' (broken)

Conflicts:
	db/products/product.cpp
	db/products/product.h
	inventaari.pro
sales* lisätty
fixed inventaari.pro
Merge remote-tracking branch 'topi/master'
Latest fixes

Contains some unfinished code.