generate ssh key pair

Change-Id: I9f7cbdb0ba9379eed262cc211a5eff2be5b05f8a
diff --git a/.gitignore b/.gitignore
index d77fa41..6263af1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,16 @@
-# Compiled Object files, Static and Dynamic libs (Shared Objects)
+# Ignore the generated password storage area
+passwords
+
+# Ignore Ansible retry files
+*.retry
+
+# Ignore vim swap files
+*.swp
+
+# Ignore Gradle build files
+.gradle
+
+## Compiled Object files, Static and Dynamic libs (Shared Objects)
 *.o
 *.a
 *.so