fix: regex for email protection is less greedy now

(it was matching one character too much in certain cases)

_plugins/hook_email_protect.rb

@@ -5,7 +5,7 @@ Jekyll::Hooks.register([:pages, :posts, :documents], :pre_render) do |post|
   include Jekyll::EmailProtect::EmailProtectionFilter
 
   # Using a simpler version of email regexp
-  email_regexp = /mailto\:(?:[\'\"]*)(?:[\w+\-]\.?)+@[a-z\d\-]+(?:\.[a-z]+)*\.[a-z]+(?:[\'\"]*)/i
+  email_regexp = /mailto\:(?:[\w+\-]\.?)+@[a-z\d\-]+(?:\.[a-z]+)*\.[a-z]+/i
 
   # Take post's content, and transform every occurence of the following regexp (an email)
   post.content = post.content.gsub(email_regexp) {