bmem.bs: no visible global function definition for 'sem'
bmem.ci.bc: no visible binding for global variable 'sd'
bmem.ci.bc1: no visible global function definition for 'qnorm'
bmem.ci.bc1: no visible global function definition for 'pnorm'
bmem.ci.bc1: no visible global function definition for 'quantile'
bmem.ci.bca: no visible binding for global variable 'sd'
bmem.ci.bca1: no visible global function definition for 'qnorm'
bmem.ci.bca1: no visible global function definition for 'pnorm'
bmem.ci.bca1: no visible global function definition for 'quantile'
bmem.ci.norm: no visible binding for global variable 'sd'
bmem.ci.norm: no visible global function definition for 'qnorm'
bmem.ci.p: no visible binding for global variable 'quantile'
bmem.ci.p: no visible binding for global variable 'sd'
bmem.cov: no visible global function definition for 'na.omit'
bmem.em.cov: no visible global function definition for 'cov'
bmem.em.rcov: no visible global function definition for 'na.omit'
bmem.em.rcov: no visible global function definition for 'cov.rob'
bmem.em.rcov: no visible global function definition for 'qchisq'
bmem.em.rcov: no visible global function definition for 'pchisq'
bmem.list.cov: no visible global function definition for 'na.omit'
bmem.list.cov: no visible global function definition for 'cov'
bmem.mi.cov: no visible global function definition for 'amelia'
bmem.moments: no visible global function definition for 'na.omit'
bmem.moments: no visible global function definition for
  'complete.cases'
bmem.pair.cov: no visible global function definition for 'cov'
bmem.plot: no visible global function definition for 'hist'
bmem.plot: no visible global function definition for 'lines'
bmem.plot: no visible global function definition for 'density'
bmem.sem: no visible global function definition for 'sem'
bmem.sobel: no visible global function definition for 'sem'
bmem.sobel: no visible global function definition for 'pnorm'
bmem.sobel.ind: no visible global function definition for 'deriv'
plot.bmem: no visible global function definition for 'hist'
plot.bmem: no visible global function definition for 'lines'
plot.bmem: no visible global function definition for 'density'
power.basic: no visible global function definition for 'simulateData'
power.basic: no visible global function definition for 'lavaanNames'
power.basic : runonce: no visible global function definition for
  'simulateData'
power.basic : runonce: no visible global function definition for
  'qnorm'
power.basic: no visible global function definition for 'sfInit'
power.basic: no visible global function definition for 'sfLibrary'
power.basic: no visible binding for global variable 'lavaan'
power.basic: no visible global function definition for 'sfLapply'
power.boot : coef.new: no visible global function definition for 'coef'
power.boot: no visible global function definition for 'simulateData'
power.boot: no visible global function definition for 'lavaanNames'
power.boot : ci.bc1: no visible global function definition for 'qnorm'
power.boot : ci.bc1: no visible global function definition for 'pnorm'
power.boot : ci.bc1: no visible global function definition for
  'quantile'
power.boot : ci.bc: no visible binding for global variable 'sd'
power.boot : ci.perc: no visible binding for global variable 'sd'
power.boot : ci.perc: no visible binding for global variable 'quantile'
power.boot : runonce: no visible global function definition for
  'simulateData'
power.boot : runonce: no visible global function definition for
  'bootstrapLavaan'
power.boot : runonce: no visible global function definition for 'qnorm'
power.boot: no visible global function definition for 'sfInit'
power.boot: no visible global function definition for 'sfLibrary'
power.boot: no visible binding for global variable 'lavaan'
power.boot: no visible global function definition for 'sfLapply'
power.curve: no visible global function definition for 'dev.new'
power.curve: no visible global function definition for 'par'
power.curve: no visible global function definition for 'lines'
summary.power: no visible binding for global variable 'sd'
summary.power: no visible global function definition for 'lavaanNames'
Undefined global functions or variables:
  amelia bootstrapLavaan coef complete.cases cov cov.rob density deriv
  dev.new hist lavaan lavaanNames lines na.omit par pchisq pnorm qchisq
  qnorm quantile sd sem sfInit sfLapply sfLibrary simulateData
Consider adding
  importFrom("grDevices", "dev.new")
  importFrom("graphics", "hist", "lines", "par")
  importFrom("stats", "coef", "complete.cases", "cov", "density",
             "deriv", "na.omit", "pchisq", "pnorm", "qchisq", "qnorm",
             "quantile", "sd")
to your NAMESPACE file.