r16695 - gnucash/branches/gda-dev/src - 1) Convert column types from int to gchar* so that new ones can be added

[Phil Longstaff]

Author: plongstaff
Date: 2007-12-22 13:18:37 -0500 (Sat, 22 Dec 2007)
New Revision: 16695
Trac: http://svn.gnucash.org/trac/changeset/16695

Modified:
   gnucash/branches/gda-dev/src/backend/gda/gnc-account-gda.c
   gnucash/branches/gda-dev/src/backend/gda/gnc-backend-util-gda.c
   gnucash/branches/gda-dev/src/backend/gda/gnc-backend-util-gda.h
   gnucash/branches/gda-dev/src/backend/gda/gnc-price-gda.c
   gnucash/branches/gda-dev/src/backend/gda/gnc-transaction-gda.c
   gnucash/branches/gda-dev/src/business/business-core/gda/gnc-customer-gda.c
   gnucash/branches/gda-dev/src/business/business-core/gda/gnc-employee-gda.c
   gnucash/branches/gda-dev/src/business/business-core/gda/gnc-invoice-gda.c
   gnucash/branches/gda-dev/src/business/business-core/gda/gnc-job-gda.c
   gnucash/branches/gda-dev/src/business/business-core/gda/gnc-vendor-gda.c
Log:
1) Convert column types from int to gchar* so that new ones can be added
easily without needing a central reference.
2) Make lots of pointers 'const'