Another sort function for hotkeys

modules/corelib/string.lua

@@ -49,21 +49,3 @@ function string:explode(sep, limit)
   table.insert(t, tmp)
   return t
 end
-
-function string:operatorLess(other)
-  local selfLower = self:lower()
-  local otherLower = other:lower()
-  local selfLen = self:len()
-  local otherLen = other:len()
-  local minLen = math.min(selfLen, otherLen)
-  for i=1,minLen do
-    local selfByteI = string.byte(selfLower, i)
-    local otherByteI = string.byte(otherLower, i)
-    if selfByteI < otherByteI then
-      return true
-    elseif selfByteI > otherByteI then
-      return false
-    end
-  end
-  return selfLen < otherLen
-end