Merge branch 'f0ckdev' into 'master'

fix level < 0

See merge request !88

src/trigger/level.js

@@ -11,6 +11,7 @@ module.exports = (lib) => {
         if(userlevel >= 100) {
           var name = args[1].replace('@','');
           var level = (args[2]>=100)?100:args[2];
+			level = (level<0)?0:level;
           
           if(name.toLowerCase() != lib.bot.me.nick.toLowerCase()) {
             if( name in e.channel.names ) {