bump minor version on lib

diff --git a/LibSort-1.0/LibSort-1.0.lua b/LibSort-1.0/LibSort-1.0.lua
index 80be463..908825e 100644
--- a/LibSort-1.0/LibSort-1.0.lua
+++ b/LibSort-1.0/LibSort-1.0.lua
@@ -1,4 +1,4 @@
-local MAJOR, MINOR = "LibSort-1.0", 3
+local MAJOR, MINOR = "LibSort-1.0", 4
 local LibSort, oldminor = LibStub:NewLibrary(MAJOR, MINOR)
 if not LibSort then return end	--the same or newer version of this lib is already loaded into memory