updated tweak number

Author: mauroc

CMakeLists.txt

@@ -48,7 +48,7 @@ SET(VERSION_MAJOR "1")
 SET(VERSION_MINOR "3")
 
 SET(VERSION_PATCH "4")
-set(VERSION_TWEAK "0")
+set(VERSION_TWEAK "1")
 set(VERSION_DATE "30/04/2020")
 set(OCPN_MIN_VERSION "ov50")
 set(OCPN_API_VERSION_MAJOR "1")