blacklist them on the gitignore

tayloraswift · tayloraswift · commit f05b0ccffa66 · 2017-06-10T23:35:34.000-04:00
diff --git a/.gitignore b/.gitignore
@@ -1,4 +1,5 @@
 .DS_Store
 /.build
 /Packages
+Package.resolved
 /*.xcodeproj
