AUTHORS: update.

AUTHORS

@@ -23,6 +23,7 @@ The following people have contributed code to GIMP:
  Rob Antonishen
  Nicola Archibald
  Timm Bäder
+ Gabriele Barbero
  Luis Barrancos
  Jerry Baker
  John Beale
@@ -204,6 +205,7 @@ The following people have contributed code to GIMP:
  Federico Mena Quintero
  Loren Merritt
  Jim Meyer
+ Ondřej Míchal
  James Mitchell
  Hirotsuna Mizuno
  Chris Mohler

authors.xml

@@ -24,6 +24,7 @@
   <contributor role="author" last-active="2.8">Rob Antonishen</contributor>
   <contributor role="author" last-active="2.6">Nicola Archibald</contributor>
   <contributor role="author" last-active="2.10">Timm Bäder</contributor>
+  <contributor role="author" last-active="3.0">Gabriele Barbero</contributor>
   <contributor role="author" last-active="2.6">Luis Barrancos</contributor>
   <contributor role="author" last-active="2.8">Jerry Baker</contributor>
   <contributor role="author" last-active="1.0">John Beale</contributor>
@@ -223,6 +224,7 @@
   <contributor role="author" last-active="1.2">Federico Mena Quintero</contributor>
   <contributor role="author" last-active="2.4">Loren Merritt</contributor>
   <contributor role="author" last-active="2.0">Jim Meyer</contributor>
+  <contributor role="author" last-active="3.0">Ondřej Míchal</contributor>
   <contributor role="author" last-active="1.2">James Mitchell</contributor>
   <contributor role="author" last-active="1.0">Hirotsuna Mizuno</contributor>
   <contributor role="author" last-active="2.4">Chris Mohler</contributor>