Update dub.json and terminix versions

Author: gnunn1

dub.json

@@ -4,7 +4,7 @@
 	"copyright": "Copyright © 2015, Gerald Nunn",
 	"authors": ["Gerald Nunn"],
 	"dependencies": {
-		"gtk-d": "3.2.1+commit.13.g90e10fd"
+		"gtk-d": "3.2.2"
 	},
 	"buildTypes": {
 		"release": {

dub.selections.json

@@ -1,6 +1,6 @@
 {
 	"fileVersion": 1,
 	"versions": {
-		"gtk-d": "3.2.1"
+		"gtk-d": "3.2.2"
 	}
 }

source/gx/terminix/constants.d

@@ -20,7 +20,7 @@ enum APPLICATION_ID = "com.gexperts.Terminix";
 
 // Application values used in About Dialog
 enum APPLICATION_NAME = "Terminix";
-enum APPLICATION_VERSION = "0.38.0";
+enum APPLICATION_VERSION = "0.40.0";
 enum APPLICATION_AUTHOR = "Gerald Nunn";
 enum APPLICATION_COPYRIGHT = "Copyright \xc2\xa9 2015 " ~ APPLICATION_AUTHOR;
 enum APPLICATION_COMMENTS = "A VTE based terminal emulator for Linux";