Merge branch 'method-test-blank-strings' of git://github.com/joenio/telegram-bot into joenio-method-test-blank-strings

Conflicts:
	bot/utils.lua

bot/utils.lua

@@ -194,6 +194,12 @@ function string:isempty()
   return self == nil or self == ''
 end
 
+-- Retruns true if the string is blank
+function string:isblank()
+  self = self:trim()
+  return self:isempty()
+end
+
 -- Returns true if String starts with Start
 function string.starts(String, Start)
    return Start == string.sub(String,1,string.len(Start))