Add a gitignore file for Karaf

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@784941 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/karaf/.gitignore b/karaf/.gitignore
new file mode 100644
index 0000000..7771151
--- /dev/null
+++ b/karaf/.gitignore
@@ -0,0 +1,7 @@
+*.iml
+*.ipr
+*.iws
+.project
+.classpath
+.settings
+target