fix geometry code snippets and add Tools example
fix geometry code snippets and add Tools example

jgravois/Terraformer,jgravois/Terraformer,Esri/Terraformer,Esri/Terraformer,jgravois/Terraformer,Esri/Terraformer,Esri/Terraformer,patrickarlt/Terraformer,patrickarlt/Terraformer