Update .gitignore

Cheng Pan · Cheng Pan · commit e76396540ba5 · 2018-10-28T16:46:05.000-07:00
diff --git a/.gitignore b/.gitignore
@@ -46,3 +46,9 @@ flycheck_*.el
 # ignore build directory
 _output/
 
+
+# vim
+*.swp
+
+# bin 
+bin/
