[readme] Additional dependency is automatically installable.

Author: 130s

README.md

@@ -7,9 +7,3 @@ For coverage path planning it uses the "Moe the autonomous lawnmower" planner:
 https://github.com/Auburn-Automow/au_automow_common
 
 It also uses the RViz point to polygon user interface from the frontier_exploration package by Paul Bovbel:    https://github.com/paulbovbel/frontier_exploration  
-  
-## Installation  
-The path planner depends on the "shapely" python module.  
-Learn how to install it here:  
-https://pypi.python.org/pypi/Shapely  
-