update gitignore to properly avoid maven target folders.
diff --git a/.gitignore b/.gitignore
index e46e249..f4ceeb7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,6 @@
-/build/
-/target/
-/bin/
+build/
+target/
+bin/
 .project
 .classpath
 .settings/