.gitignore in date_holidays-reader-1.0.2 vs .gitignore in date_holidays-reader-1.0.3

@@ -9,5 +9,8 @@
 node_modules
 /node_bin/
 
 # rspec failure tracking
 .rspec_status
+
+# https://yehudakatz.com/2010/12/16/clarifying-the-roles-of-the-gemspec-and-gemfile/
+Gemfile.lock