fix updated update on public key (#2514)

* fix updated update on public key

* update vendor.json

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>

* fix root path

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>

vendor/github.com/go-xorm/xorm/session_update.go

@@ -202,6 +202,7 @@ func (session *Session) Update(bean interface{}, condiBean ...interface{}) (int6
 	table := session.statement.RefTable
 
 	if session.statement.UseAutoTime && table != nil && table.Updated != "" {
+		if _, ok := session.statement.columnMap[strings.ToLower(table.Updated)]; !ok {
 			colNames = append(colNames, session.engine.Quote(table.Updated)+" = ?")
 			col := table.UpdatedColumn()
 			val, t := session.engine.NowTime2(col.SQLType.Name)
@@ -215,6 +216,7 @@ func (session *Session) Update(bean interface{}, condiBean ...interface{}) (int6
 				})
 			}
 		}
+	}
 
 	//for update action to like "column = column + ?"
 	incColumns := session.statement.getInc()

vendor/vendor.json

@@ -468,10 +468,10 @@
 			"revisionTime": "2016-08-11T02:11:45Z"
 		},
 		{
-			"checksumSHA1": "SoZDnkd5NdwE0g4MY1nTAl8ZtPo=",
+			"checksumSHA1": "lAzHeuH461JyawhsGLi27JpWsgs=",
 			"path": "github.com/go-xorm/xorm",
-			"revision": "c29485f954ed6495861c0098f9a1642a467299c8",
-			"revisionTime": "2017-09-10T12:58:18Z"
+			"revision": "3101e3bc440f16f151687d97bce94da063c486f5",
+			"revisionTime": "2017-09-15T01:51:15Z"
 		},
 		{
 			"checksumSHA1": "1ft/4j5MFa7C9dPI9whL03HSUzk=",