update to direct referencing of scripts.

SIDE-EFFECTS: this means /mnt/us/kindlepdfviewer/kpdf.sh is now the REQUIRED location as opposed to preferred.

extensions/kpdf/menu.json

@@ -4,8 +4,8 @@
 		"name": "KPDF",
 		"priority": 0,
 		"items": [
-			{"name": "Start in documents", "priority": 1, "action": "bin/kpdf.sh", "params": "/mnt/us/documents"},
-			{"name": "Open last document", "priority": 2, "action": "bin/kpdf.sh"}
+			{"name": "Start in documents", "priority": 1, "action": "/mnt/us/kindlepdfviewer/kpdf.sh", "params": "/mnt/us/documents"},
+			{"name": "Open last document", "priority": 2, "action": "/mnt/us/kindlepdfviewer/kpdf.sh"}
 		]
 		}
 	]