ConditionalActions

Added %conditionalactions_server-name% when the plugin is also installed on proxy. Replaced conditionalactions.admin permission by

• conditionalactions.execute for /ca execute <player> <action>
• conditionalactions.group for /ca group list|execute <group> (though conditionalactions.execute is required for execute as well)
• conditionalactions.condition for /ca condition list|check <condition>
• conditionalactions.reload for /ca reload

Added vanilla @ selectors support in commands & replaced --console by @c to run commands through console Added messages.yml to edit command messages.