Fixed scaling error in the Gamma likelihood causing mode to be less than 1.0
Fixed inverted plots that occured when w.lo > 0 (left-trunctation)
Fixed bug in 'autoDistSamp' when 'bySite=TRUE'
Fixed bug causing bootstrap failure of point transect surveys when 'siteData' contained only one column
Point transect analysis (v1.3.2 only allowed line transects)
Covariates in the detection function (v1.3.2 did not allow covariates).
Non-parametric (smoothed) distance functions
Enhanced plotting abilities
Many bug fixes