adding IntelliJ Idea control files to .gitignore
diff --git a/.gitignore b/.gitignore
index 504aec2..26e6a58 100644
--- a/.gitignore
+++ b/.gitignore
@@ -20,3 +20,5 @@
 doc/xooki/
 doc/sample/webapp-js-repo/webapp/bin
 .DS_Store
+.idea
+*.iml