[Fix]POS and timesheet issues

erpnext/projects/doctype/timesheet_detail/timesheet_detail.json

@@ -394,7 +394,7 @@
    "allow_on_submit": 0, 
    "bold": 0, 
    "collapsible": 0, 
-   "depends_on": "project", 
+   "depends_on": "", 
    "fieldname": "task", 
    "fieldtype": "Link", 
    "hidden": 0, 
@@ -532,7 +532,7 @@
  "issingle": 0, 
  "istable": 1, 
  "max_attachments": 0, 
- "modified": "2016-07-18 13:57:29.873073", 
+ "modified": "2016-07-21 09:59:01.622745", 
  "modified_by": "Administrator", 
  "module": "Projects", 
  "name": "Timesheet Detail",