"lines", "matplot", "par", "plot", "points", "polygon", "mtext",
"rect", "segments", "text", "title", "axis", "legend", "box")
"rexp", "rmultinom", "rnbinom", "rnorm", "rpois", "runif", "rlnorm",
"var", "vcov", "cov2cor", "cor", "sd", "aggregate")
importFrom("utils", "head", "stack", "packageVersion", "data")
importFrom("raster", "raster", "extent", "extent<-", "rasterFromXYZ",
"getValues", "image", "addLayer",  "dropLayer", "ncell",
"values",  "values<-", "xyFromCell", "aggregate", "subset")
export("rampYOR", "rampGreens",  "rampGreys", "rampBYR", "rampGBr")

"occuRN", "bup", "ranef", "coef", "fitted", "residuals", "vcov", "confint")
# Abundance from Counts: Binomial N-Mixture models
export("simNmix", "simpleNmix", "playRN")  # AHM1/6
# Abundance from Hierarchical Distance Sampling
export("sim.ldata", "sim.pdata", "simHDS", "simHDSpoint")  # AHM1/8
export("simHDSg", "simHDStr", "simHDSopen", "issj.sim", "sim.spatialDS", "sim.spatialHDS")  # AHM1/9
# Static Occurence using Site-Occupancy Models
export("simOcc", "sim3Occ", "simOccttd", "wigglyOcc") # AHM1/10
# Relative Abundance Models for Population Dynamics
export("simNpC", "simPH", "simPOP")  # AHM2/1
# Modeling Population Dynamics with Count Data
export("simDM0", "simDM", "simMultMix", "simFrogDisease")  # AHM2/2
# Spatial Models of Distribution and Abundance
# Integrated Models for Multiple Types of Data
export("simPPe", "simDataDK", "simDataDK1")  # AHM2/10
export("ppc.plot", "map.Nmix.resi", "plot_Nmix_resi")       # AHM1/6
export("crPiFun", "crPiFun.Mb", "MhPiFun", "instRemPiFun")  # AHM1/7

# importFrom("RandomFields", "RFoptions", "RFsimulate", "RMexp")

##import(lme4, MASS, nlme, nnet, stats, unmarked)

import(methods, stats, lattice, MASS, Matrix, nlme, stats4)
##these functions are imported from other packages
#           anova, coef, logLik, deviance, family, fitted, residuals,
#           formula, predict, update, vcov)

import(methods, stats, lattice, MASS, Matrix, nlme, stats4, survival)

##these functions are imported by other packages

importFrom("nortest", ad.test, cvm.test, lillie.test, pearson.test, sf.test)
importFrom("graphics", abline, par, plot, title)
importFrom("stats", bartlett.test, gaussian, glm, p.adjust, rnorm, shapiro.test)