Add ttcn3-bts-test env

Change-Id: I3251a49503dc823f0ef1fe8ef5d68236a584dad4
diff --git a/.gitignore b/.gitignore
index 8d3479b..a85b41a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,3 +10,4 @@
 *.pyc
 selftest/trial_test/
 example/resources.conf
+ttcn3/resources.conf