Added emacs temp files to .gitignore
diff --git a/.gitignore b/.gitignore
index 3efc25a..63332d1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,3 +17,5 @@
 # cache for run_tests.py
 .run_tests_cache
 
+# emacs temp files
+*~
\ No newline at end of file