[Fix] View ledger button not disaplying in the head of an account (#10254)

* [Fix] View ledger button not disaplying in the head of an account

* Show view ledger button in account if user has permission to read GL Entry data
diff --git a/erpnext/accounts/doctype/account/account.js b/erpnext/accounts/doctype/account/account.js
index ed7e39a..ca46d6b0 100644
--- a/erpnext/accounts/doctype/account/account.js
+++ b/erpnext/accounts/doctype/account/account.js
@@ -68,7 +68,8 @@
 					}
 				});
 			});
-		} else if (cint(frm.doc.is_group) == 0) {
+		} else if (cint(frm.doc.is_group) == 0
+			&& frappe.boot.user.can_read.indexOf("GL Entry") !== -1) {
 			cur_frm.add_custom_button(__('Ledger'), function () {
 				frappe.route_options = {
 					"account": frm.doc.name,
diff --git a/erpnext/accounts/doctype/gl_entry/gl_entry.json b/erpnext/accounts/doctype/gl_entry/gl_entry.json
index b1a4129..76e66d0 100644
--- a/erpnext/accounts/doctype/gl_entry/gl_entry.json
+++ b/erpnext/accounts/doctype/gl_entry/gl_entry.json
@@ -718,7 +718,7 @@
  "issingle": 0, 
  "istable": 0, 
  "max_attachments": 0, 
- "modified": "2017-04-27 13:18:06.617940", 
+ "modified": "2017-08-03 12:40:09.611951", 
  "modified_by": "Administrator", 
  "module": "Accounts", 
  "name": "GL Entry", 
@@ -786,7 +786,7 @@
   }
  ], 
  "quick_entry": 1, 
- "read_only": 1, 
+ "read_only": 0, 
  "read_only_onload": 0, 
  "search_fields": "voucher_no,account,posting_date,against_voucher", 
  "show_name_in_global_search": 0, 
diff --git a/erpnext/accounts/doctype/gl_entry/test_gl_entry.js b/erpnext/accounts/doctype/gl_entry/test_gl_entry.js
new file mode 100644
index 0000000..2986e5e
--- /dev/null
+++ b/erpnext/accounts/doctype/gl_entry/test_gl_entry.js
@@ -0,0 +1,23 @@
+/* eslint-disable */
+// rename this file from _test_[name] to test_[name] to activate
+// and remove above this line
+
+QUnit.test("test: GL Entry", function (assert) {
+	let done = assert.async();
+
+	// number of asserts
+	assert.expect(1);
+
+	frappe.run_serially('GL Entry', [
+		// insert a new GL Entry
+		() => frappe.tests.make([
+			// values to be set
+			{key: 'value'}
+		]),
+		() => {
+			assert.equal(cur_frm.doc.key, 'value');
+		},
+		() => done()
+	]);
+
+});