[IMP] tools.ustr: fix possible stack overflow for exception_to_unicode + tabs->spaces
[IMP] tools.ustr: fix possible stack overflow for exception_to_unicode + tabs->spaces
gisce/openobject-server,gisce/openobject-server,ovnicraft/openerp-server,splbio/openobject-server,splbio/openobject-server,gisce/openobject-server,vnc-biz/openerp-server,MarkusTeufelberger/openobject-server,splbio/openobject-server,MarkusTeufelberger/openobject-server,vnc-biz/openerp-server,ovnicraft/openerp-server,MarkusTeufelberger/openobject-server