update readme

BlockDiagram/readme.md

@@ -2,19 +2,10 @@
 title: "DEM to Block Diagram - Rayshader Demo"
 author: "Andrew Brown"
 date: "Last updated: March 12, 2019"
-output: 
-  html_document:
-    toc: true
-    toc_float: true
-    number_sections: true
 ---
 
 # Get the script
 
-```{r setup, include=FALSE}
-knitr::opts_chunk$set(echo = TRUE)
-```
-
 This document explains how to use the `rayshader` R package to create 3-D thematic block diagrams from digital elevation models and a thematic shapefile.
 
 Download the __R__ script here: [dem-to-block_diagram.R](dem-to-block_diagram.R)