Update gitignore

Change-Id: I29d0cdcea94a9587d3e539b25192440a2322ded4

.gitignore

diff --git a/.gitignore b/.gitignore
index ea8c4bf..a95198a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,4 @@
 /target
+/.idea
+*.iml
+dependency-reduced-pom.xml