Merge pull request #6701 from shreyasp/modify-submit-docs

[Fix] Make purchase order item reqd_date modifiable after submit
diff --git a/erpnext/docs/user/manual/en/customize-erpnext/custom-field.md b/erpnext/docs/user/manual/en/customize-erpnext/custom-field.md
index 6410c77..92c5224 100644
--- a/erpnext/docs/user/manual/en/customize-erpnext/custom-field.md
+++ b/erpnext/docs/user/manual/en/customize-erpnext/custom-field.md
@@ -44,7 +44,9 @@
 
 <img alt="Select Document Type" class="screenshot" src="{{docs_base_url}}/assets/img/customize/custom-field-5.png">
 
-For other field types like Data, Date, Currency, Option field will be left blank.
+For Data field, Option can be set to "Email" or "Phone" and the field will be validated accordingly.
+
+For other field types like Date, Currency, Option field will be left blank.
 
 ####Set More Properties
 
diff --git a/erpnext/schools/doctype/student/student.json b/erpnext/schools/doctype/student/student.json
index c4b8667..d188db3 100644
--- a/erpnext/schools/doctype/student/student.json
+++ b/erpnext/schools/doctype/student/student.json
@@ -1,7 +1,7 @@
 {
  "allow_copy": 0, 
  "allow_import": 1, 
- "allow_rename": 0, 
+ "allow_rename": 1, 
  "autoname": "naming_series:", 
  "beta": 0, 
  "creation": "2015-09-07 13:00:55.938280", 
@@ -10,6 +10,7 @@
  "doctype": "DocType", 
  "document_type": "Document", 
  "editable_grid": 0, 
+ "engine": "InnoDB", 
  "fields": [
   {
    "allow_on_submit": 0, 
@@ -762,7 +763,7 @@
  "istable": 0, 
  "max_attachments": 0, 
  "menu_index": 0, 
- "modified": "2016-10-07 15:36:39.936505", 
+ "modified": "2016-10-26 12:24:10.533118", 
  "modified_by": "Administrator", 
  "module": "Schools", 
  "name": "Student",