Add license.

Author: jpsacha

README.md

@@ -7,4 +7,21 @@ Currently, it is primarily developed to be run as an [ImageJ](http://rsb.info.ni
 
 ![Screenshot](http://ij-plugins.sourceforge.net/plugins/scala/Screenshot-ScalaConsole.png)
 
-Binaries can be downloaded from the [releases] page. Some additional info is at the old [IJ Plugins](http://ij-plugins.sourceforge.net/plugins/scala/index.html) project site.
+Binaries can be downloaded from the [releases] page. Some additional info is at the old [IJ Plugins](http://ij-plugins.sourceforge.net/plugins/scala/index.html) project site.
+
+License
+-------
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+ 
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ Lesser General Public License for more details.
+ 
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA