slice sampling (Neal, 2003)

src/gpeda.m	Ignore warning messages from gp() when "GP:InferenceFailed"
src/model/modelGetPOI.m	POI outside [-1,1] := 0
src/sample/myslicesample.m	Modified Matlab's slicesample.m
src/sample/rayslicesample.m	Modified Matlab's slicesample.m - stepouts in 1D rays
src/sample/sampleGibbs.m	subfunctions into separate files (distToDataset, isCovarianceSPD), minor bug-fixes
src/sample/sampleSlice.m	GPEDA wrapper for slice sampling
src/vendor/gpml-matlab-v3.2/gp.m	warning identifier of Inference error, for possiblity of opt-out of it