Official new release: 18 December 2014

18 December 2014 -- lascanopy: added option '-all' and fixed scaling bug for '-int_d 0 64 128'
18 December 2014 -- LASlib: different scale_factors/offsets are now possible with '-buffered 25'
18 December 2014 -- lasgrid: fixed option '-rgb' and added new area-normalized '-point_density'
18 December 2014 -- laszip: use '-check' to find truncations and/or bit-errors in LAZ files