Added new variable %seconds-left%. Displays the time left to use /heal command
Added new permission "simpleheal.wait-to-heal.exempt" players who have this permission not wait to use /heal or /heal <player> command
Edited message name (no-enought-money) to(not-enought-money)
Edited message name (no-enought-money-others) to (not-enought-money-others)
Edited configuration name (pay-to-heal) to (pay-to-heal-price)
Code has been updated, if you update the plugin, is necessary to delete the config.yml and messages.yml files from the /plugins/SimpleHeal folder and then restart the server