exportPattern("^[^\\.]")
importFrom("grDevices","boxplot.stats","dev.list","dev.new","dev.off",
"dev.set","dev.size","graphics.off","is.raster")
importFrom("graphics","arrows","box","identify","legend","mtext",
"par","points","segments","text","plot")
importFrom("stringr","str_trim","str_replace_all","str_locate","str_replace","str_detect","str_locate_all","str_c")
importFrom("sp","SpatialPoints","SpatialPointsDataFrame","bbox","CRS","over","SpatialPolygonsDataFrame")
importFrom("stats","median","na.omit","aggregate")
importFrom("vegan","rda","scores")
importFrom("maptools","writePointsShape")
importFrom("raster","extract","raster","ncell","cellFromXY","xyFromCell","colFromX","rowFromY",
"xFromCol","yFromRow","crop","pointDistance","NAvalue","xmin","ymin","xmax","ymax",
"adjacent","setValues","values","stack","res","extent")



