add scala to xy

Signed-off-by: Colin McCabe <cmccabe@alumni.cmu.edu>

diff --git a/xy b/xy
index 237e788..8f23f00 100755 (executable)
--- a/xy
+++ b/xy
@@ -6,4 +6,5 @@ find . -noleaf -xdev -name '*.java' \
     -o -name '*.xml' \
     -o -name '*.c' \
     -o -name '*.cc' \
+    -o -name '*.scala' \
     | grep $@ | xx