Add license and generator script

generate.py

@@ -0,0 +1,20 @@
+import os
+
+def make_file(directory, name, out):
+    out.write('<ha-iconset-svg name="{}" size="512"><svg><defs>\n'.format(name))
+    for f in os.listdir(directory):
+        with open(os.path.join(directory, f), 'r') as fp:
+            name = os.path.splitext(f)[0]
+            data = fp.read()
+            start = data.find('<path')
+            out.write('<g id="{}">'.format(name) + data[start:-6] + '</g>\n')
+    out.write('</defs></svg></ha-iconset-svg>')
+
+# Run this in Font-Awesome/advanced-options/raw-svg/
+
+# with open("hass-fontawesome-brands.html", 'w') as out:
+#     make_file('brands', 'fab', out)
+# with open("hass-fontawesome-regular.html", 'w') as out:
+#     make_file('regular', 'far', out)
+# with open("hass-fontawesome-solid.html", 'w') as out:
+#     make_file('solid', 'fas', out)