Decrease reset password tokens duration to 6 hours (#361)

Author: remi

config/initializers/devise.rb

@@ -191,7 +191,7 @@
   # Time interval you can reset your password with a reset password key.
   # Don't put a too small interval or your users won't have the time to
   # change their passwords.
-  config.reset_password_within = 2.weeks
+  config.reset_password_within = 6.hours
 
   # ==> Configuration for :encryptable
   # Allow you to use another encryption algorithm besides bcrypt (default). You can use