Add shell script to build Molstar

build_molstar.sh

+#! /bin/sh
+
+function fail() {
+	echo "ERROR: $1"
+	exit 1
+}
+
+function cpy_css() {
+	cp "src/apps/watlas/$1.css" ../ || fail "Cannot copy $1.css"
+}
+
+cd molstar || fail "Cannot cd into molstar directory"
+npm install molstar || fail "Cannot install modules required to build Molstar"
+npm run build || fail "Failed to build Molstar"
+
+cp build/watlas/molstar.js ../ || fail "Cannot copy molstar.js"
+cpy_css "molstar"
+cpy_css "watlas-viewer"