Updated version numbers

Author: keiffster

bots/y-bot/config/properties.txt

@@ -45,7 +45,7 @@ address:A macbook pro near you
 
 botmaster:Keith Sterling
 grammar_version:1.4.3
-app_version: 1.4.5
+app_version: 1.5.0
 
 family:family
 siblings:Tilly