Merge pull request #27 from darktable-org/development

removed malfunctioning link to GPL 3.0 license

Author: wpferguson

content/_index.html

@@ -20,5 +20,5 @@
 The source repository for this documentation may be found at <a href="https://github.com/darktable-org/luadocs.git">https://github.com/darktable-org/luadocs.git</a>. Any feedback relating to this documentation can be provided by creating a <a href="https://github.com/darktable-org/luadocs/issues/new">ticket</a> or a pull request against this repository.
 </p>
 <p>
-This documentation is released under the <a href="https://www.gnu.org/licenses/gpl-3.0.en.html">GPL 3.0</a> license.
+This documentation is released under the GPL 3.0 license.
 </p>