Gemfile in rubyXL-3.4.12 vs Gemfile in rubyXL-3.4.14

- old
+ new

@@ -1,8 +1,8 @@
 source "http://rubygems.org"
 
 # Dependencies required to run this gem.
-gem "nokogiri", ">= 1.4.4"
+gem "nokogiri", ">= 1.10.8"
 gem "rubyzip", ">= 1.3.0" , :require => 'zip'
 
 # Development dependencies.
 group :development, :test do
   gem "bundler"