Plugin does not apply any folding in WebStorm 2018.1.1

[willydee]

As seen in the screenshot, components are still displayed separately in the project view, not grouped.

Plugin version

1.3.0

System info

WebStorm 2018.1.1
Build #WS-181.4445.68, built on April 9, 2018
JRE: 1.8.0_152-release-1136-b27 amd64
JVM: OpenJDK 64-Bit Server VM by JetBrains s.r.o
Linux 4.15.15-63.current