added posting date to process payroll and salary slip

erpnext/hr/doctype/process_payroll/process_payroll.json

@@ -329,6 +329,32 @@
    "set_only_once": 0, 
    "unique": 0
   }, 
+  {
+   "allow_on_submit": 0, 
+   "bold": 0, 
+   "collapsible": 0, 
+   "default": "Today", 
+   "fieldname": "posting_date", 
+   "fieldtype": "Date", 
+   "hidden": 0, 
+   "ignore_user_permissions": 0, 
+   "ignore_xss_filter": 0, 
+   "in_filter": 0,
+   "in_list_view": 0, 
+   "label": "Posting Date", 
+   "length": 0, 
+   "no_copy": 0, 
+   "permlevel": 0, 
+   "precision": "", 
+   "print_hide": 0, 
+   "print_hide_if_no_value": 0, 
+   "read_only": 0, 
+   "report_hide": 0, 
+   "reqd": 1, 
+   "search_index": 0, 
+   "set_only_once": 0, 
+   "unique": 0
+  }, 
   {
    "allow_on_submit": 0, 
    "bold": 0, 
@@ -560,7 +586,7 @@
  "issingle": 1, 
  "istable": 0, 
  "max_attachments": 0, 
- "modified": "2016-06-22 18:14:02.418857", 
+ "modified": "2016-09-19 15:12:54.090381", 
  "modified_by": "Administrator", 
  "module": "HR", 
  "name": "Process Payroll", 

erpnext/hr/doctype/process_payroll/process_payroll.py

@@ -81,6 +81,7 @@ class ProcessPayroll(Document):
 					"employee": emp[0],
 					"month": self.month,
 					"company": self.company,
+					"posting_date": self.posting_date,
 				})
 				ss.insert()
 				ss_list.append(ss.name)

erpnext/hr/doctype/salary_slip/salary_slip.json

@@ -36,6 +36,31 @@
    "unique": 0, 
    "width": "50%"
   }, 
+  {
+   "allow_on_submit": 0, 
+   "bold": 0, 
+   "collapsible": 0, 
+   "fieldname": "posting_date", 
+   "fieldtype": "Date", 
+   "hidden": 0, 
+   "ignore_user_permissions": 0, 
+   "ignore_xss_filter": 0, 
+   "in_filter": 0,
+   "in_list_view": 0, 
+   "label": "posting Date", 
+   "length": 0, 
+   "no_copy": 0, 
+   "permlevel": 0, 
+   "precision": "", 
+   "print_hide": 0, 
+   "print_hide_if_no_value": 0, 
+   "read_only": 0, 
+   "report_hide": 0, 
+   "reqd": 1, 
+   "search_index": 0, 
+   "set_only_once": 0, 
+   "unique": 0
+  }, 
   {
    "allow_on_submit": 0, 
    "bold": 0, 
@@ -1173,7 +1198,7 @@
  "issingle": 0, 
  "istable": 0, 
  "max_attachments": 0, 
- "modified": "2016-08-10 15:57:59.944600", 
+ "modified": "2016-09-19 15:15:06.809508", 
  "modified_by": "Administrator", 
  "module": "HR", 
  "name": "Salary Slip",