Add license identifier

Alarm-Siren · web-flow · commit ab81345c1009 · 2017-04-28T14:18:34.000+01:00
diff --git a/README.md b/README.md
@@ -27,3 +27,4 @@ To add this library to your KiCad Project, do the following steps:
 All are welcome. Please file an "Issue" in the Bug Tracker.
 
 ## License
+This library is licensed under the GNU LGPL v2.1, which can be found in file LICENSE.txt.

Original file line number	Diff line number	Diff line change
`@@ -27,3 +27,4 @@ To add this library to your KiCad Project, do the following steps:`
`27`	`27`	`All are welcome. Please file an "Issue" in the Bug Tracker.`
`28`	`28`
`29`	`29`	`## License`
	`30`	`+This library is licensed under the GNU LGPL v2.1, which can be found in file LICENSE.txt.`