Scoped Styles Bug

[382580322]

• Framework7 version: 5.0.5
• Platform and Target: Windows 7 Chrome browser
• Live Link or JSFiddle:

Describe the bug

After this.$setState or this.$update() Scoped Styles didn't work

To Reproduce

Steps to reproduce the behavior:

1. Scoped Styles beginning is right
2. this.$setState or this.$update()
3. Scoped Styles failure

Actual Behavior

After this.$setState or this.$update() , the page property data-f7-********** disappears.

[382580322]

Temporary repair method
Page add attribute data-f7-{{$id}}