Add João Paulo to the AUTHORS file
diff --git a/AUTHORS b/AUTHORS
index 4b2d123..944ada2 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -65,3 +65,4 @@
 Eder Ruiz Maria <eder.ruiz@openbossa.org>
 Mikel Astiz <mikel.astiz@bmw-carit.de>
 Chan-yeol Park <chanyeol.park@samsung.com>
+João Paulo Rechi Vita <jprvita@gmail.com>