Ignore Eclipse files and folders.
diff --git a/.gitignore b/.gitignore
index 7b7dd97..a868385 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,7 +1,9 @@
-target
-.project
-.classpath
-.settings
-.idea
-*.iml
-*~
+target

+.project

+.classpath

+.settings

+.idea

+*.iml

+*~

+/.externalToolBuilders/
+/maven-eclipse.xml