1.1-3 (30 Oct 2014)
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fixed assert(gp) in gp_sep.c

added code to max-out omp.threads and gpu.threads at the
OpenMP max in the system configuration

changed vignette to default to two threads unless env
specifies a different OMP_NUM_THREADS


1.1-2 (16 Oct 2014)
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added separable GP (GPsep) for finding MLE separable
lengthscale parameters for scaling isotropic versions

ported calib functions over to package with documentation
and examples

added first pass at vignette


1.1-1 (02 Sept 2014)
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avoid re-calulating derivative info when optimizing over
the nugget

moved several Suggests to Depends for R CHECK

submitted rays paper and added to references

now beta ray-based search including option to control the
number of rays

now outputting close in object to inspect fidelity of
search


1.1 (20 March 2014)
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added ray-based search for faster greedy local design
(alpha functionality)

added functions for optimization under constraints by
the augmented Lagrangian (alpha functionality)

minor bug fixes and documentation updates

removed snow; only supporting parallel now
