allow packages to be provided locally or fetched from alternate branches

refs #1895

Change-Id: Idae33f3af5091413c915c5081d505bacea957c5d
diff --git a/.gitignore b/.gitignore
index c26d822..9dacfdf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,3 +10,6 @@
 /temp/
 /test_interest_loop/keys/
 logs/
+/repos.conf
+/packages/
+/prepare/