Added DGD support

Change-Id: I679919998c676d1809b9826adb6bcb70cad3c65e
diff --git a/.gitignore b/.gitignore
index 8a7645f..91a0d5a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -30,6 +30,5 @@
 # Protected checks
 t/corpus/BRZ13
 t/corpus/DCK
-t/corpus/AGD
+t/corpus/AGD-orig
 t/real/dck.t
-t/real/agd.t