Renamed build source files and other cleanups
diff --git a/.gitignore b/.gitignore
index e797189..082f696 100644
--- a/.gitignore
+++ b/.gitignore
@@ -26,7 +26,7 @@
 /registry
 
 # Build
-/build
+build
 
 # Gradle
 .gradle
@@ -34,3 +34,5 @@
 # Ansible
 ansible/*.retry
 
+# Backup files
+*.bak