importFrom("graphics", "lines", "par", "plot", "points", "text")

importFrom(memisc, percent, spss.system.file, measurement, description)

importFrom(memisc, percent, spss.system.file, description, measurement)

importFrom("stats", "as.formula", "cov.wt", "glm", "lm", "na.omit",
"quasibinomial", "reorder", "sd", "var", "weighted.mean")

importFrom("memisc", "percent", "spss.system.file", "description", "measurement")

importFrom("stats", "complete.cases", "as.formula", "cov.wt", "glm", "lm", "na.omit",

importFrom("pls", "cppls", "mvr", "pcr", "plsr")

#importFrom("adabag", "autoprune", "bagging", "bagging.cv", "boosting", "boosting.cv")
#importFrom("aod", "betabin", "donner", "negbin", "quasibin", "quasipois",
#importFrom("ape", "binaryPGLMM", "compar.gee", "correlogram.formula", "lmorigin", "yule.cov")
#importFrom("caper", "brunch", "crunch", "macrocaic", "pgls")
#importFrom("caret", "avNNet", "bagEarth", "bagFDA", "calibration", "dummyVars",
#                    "icr", "knn3", "lift", "pcaNNet", "sbf",
#importFrom("coin", "ansari_test", "chisq_test", "cmh_test", "conover_test", "fisyat_test",
#                   "fligner_test", "friedman_test", "independence_test", "klotz_test", "koziol_test",
#                   "kruskal_test", "lbl_test", "logrank_test", "maxstat_test", "median_test",
#                   "mh_test", "mood_test", "normal_test", "oneway_test", "quade_test",
#                   "quadrant_test", "sign_test", "symmetry_test", "taha_test", "savage_test",
#importFrom("CORElearn", "attrEval", "CoreModel", "discretize", "ordEval")
#importFrom("EnvStats", "calibrate", "gofTest", "gofGroupTest", "kendallSeasonalTrendTest",
#                       "stripChart", "summaryFull", "summaryStats", "varGroupTest")
#importFrom("gplot", "bandplot", "lowess", "overplot", "plotmeans")
#importFrom("gss", "gssanova", "gssanova0", "gssanova1", "ssanova", "ssanova0",
#                  "ssanova9", "sscden", "sscden1", "sscox", "ssden",
#importFrom("hdm", "rlasso", "rlassoATE", "rlassoATET", "rlassoLATE", "rlassoLATET",
##                 "rlassoEffects", "rlassoIV", "rlassologit", "tsls")
#importFrom("Hmisc", "areg.boot", "aregImpute", "biVar", "bpplotM", "dataRep",
#                    "describe", "Dotplot", "Ecdf", "fit.mult.impute", "nobsY",
#                    "rcorrcens", "redun", "summary", "summaryD", "summaryM",
#                    "summaryP", "summaryRc", "summaryS", "transcan", "varclus",
#importFrom("ipred", "bagging", "errorest", "inbagg", "inclass", "slda")
#importFrom("iRegression", "bivar", "ccrm", "cm", "crm", "MinMax")
#importFrom("kernlab", "gausspr", "kfa", "kha", "kkmeans", "kpca",
#                      "kqr", "ksvm", "lssvm", "rvm", "sigest",
#importFrom("klaR", "classscatter", "cond.index", "greedy.wilks", "loclda", "meclight",
#                   "NaiveBayes", "nm", "partimat", "plineplot", "pvs",
#                   "rda", "sknn", "stepclass", "woe")
#importFrom("latticeExtra" , "ecdfplot", "mapplot", "rootogram", "segplot", "tileplot")
#importFrom("lme4", "glmer", "glmer.nb", "glFormula", "lFormula", "lmer",
#importFrom("lmtest", "bgtest", "bptest", "coxtest", "dwtest", "encomptest",
#           "gqtest", "grangertest", "harvtest", "hmctest", "jtest",
#importFrom("MASS", "corresp", "glm.nb", "lda", "lm.gls", "lm.ridge",
#                   "loglm", "logtrans", "lqs", "polr", "qda", "rlm")
#importFrom("nlme", "gls", "lme", "nlme", "nlsList")
#importFrom("partykit", "cforest", "ctree", "glmtree", "lmtree", "mob",
#importFrom("pls", "cppls", "mvr", "pcr", "plsr")
#importFrom("plotrix", "barNest", "brkdn.plot", "brkdnNest", "histStack", "plotH")
#importFrom("pROC", "auc", "ci", "ci.auc", "ci.coords", "ci.se",
#                   "ci.sp", "ci.thresholds", "multiclass.roc", "plot.roc", "roc")
#importFrom("psychotree", "bttree", "mpttree", "pctree", "raschtree", "rstree")
#importFrom("quantreg", "dynrq", "KhmaladzeTest", "nlrq", "rq", "rqProcess",
#importFrom("rms", "bj", "cph", "Glm", "lrm", "npsurv",
#importFrom("robustbase", "adjbox", "glmrob", "lmrob", "ltsReg", "nlrob")
#importFrom("RWeka", "AdaBoostM1", "Bagging", "CostSensitiveClassifier", "DecisionStump", "Discretize",
#           "GainRatioAttributeEval", "IBk", "InfoGainAttributeEval", "J48", "JRip",
#           "LBR", "LogitBoost", "LinearRegression", "LMT", "Logistic",
#           "M5P", "M5Rules", "MultiBoostAB", "Normalize", "OneR",
#importFrom("sampleSelection", "probit", "binaryChoice", "selection", "heckit")
#importFrom("strucchange", "breakpoints", "efp", "Fstats", "mefp", "recresid",
#importFrom("survival", "cch", "coxph", "pyears", "survConcordance", "survexp",
#importFrom("vcd", "agreementplot", "assoc", "cd_plot", "cotabplot", "loddsratio",
#                  "mosaic", "sieve", "spine", "structable")
#importFrom("vegan", "adipart", "adonis", "adonis2", "bioenv", "capscale",
#                    "cca", "dbrda", "envfit", "gdispweight", "multipart",
#                    "ordicloud", "ordisplom", "ordisurf", "ordixyplot")