Add gitignore, add scripts to generate the required data

scripts/mapbuilder.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+
+
+
+temp=$(mktemp -d)
+
+mkdir "$temp/data"
+for i in "$1/data/"*
+do	
+	ogrmerge.py -single -o "$temp/$i.json"  "$i"/* 
+done
+
+
+tippecanoe -aN -z10 -o "$temp/strecken.pmtiles" $temp/data/*.json
+
+mv $temp/strecken.pmtiles "$2"
+
+rm -r $temp