v0.5.1

Fixes

• backward compatibility (R 3.4.4) related to base::isFALSE() & bug fix.
• fix for multiple results in walkingDistance() and walkingPath().

Function Changes

• enable ellipses (...) in plot.time_series() (#1).
• enable ellipses and negative selection in addPump().
• consolidate addEuclideanPath(), euclideanDistance(), euclideanPath(),
  walkingDistance() and walkingPath()

New Functions

• addBorder()
• addRoads()
• mapRange()