simulariatools 3.1.0

• New feature: contourPlot2() utilizes the coordinates extent of a geo-referenced TIFF
  basemap file. If plot limits are not provided, use the basemap extent to set them. If
  xlim or ylim are provided, the basemap is automatically cropped.
• contourPlot2() now deprecates background in favour of basemap.
• contourPlot2() now deprecates domain in favour of xlim, ylim and nticks.
• contourPlot2() now deprecates bare in favour of theme_void.
• New function: turnerStabilityClass() to compute PGT stability class with Turner
  method.
• Removed dependency on reshape2 package.
• In plotStabilityClass(), fixed a bug when input data is a tibble.
• In plotAvgRad(), fixed a bug where the bars at hours 0 and 23 were not
  always shown.
• Fixed typos in the documentation.