[IMP] report engine: try to compute float digits based on field and decimal_precision
[IMP] report engine: try to compute float digits based on field and decimal_precision

MarkusTeufelberger/openobject-server,splbio/openobject-server,gisce/openobject-server,MarkusTeufelberger/openobject-server,gisce/openobject-server,splbio/openobject-server,splbio/openobject-server,vnc-biz/openerp-server,gisce/openobject-server,ovnicraft/openerp-server,MarkusTeufelberger/openobject-server,ovnicraft/openerp-server,vnc-biz/openerp-server