It is better to have a quick add button to add Web Facet for Liferay Module

[jtydhr88]

Currently, if we import an existing Liferay workspace project, it would not recognize the modules should be "Web". That means, the users have to add "Web" facet manually, along with configure the web root to enable some web features. Solution #1, adding a new button inside right click menu: Solution #2, detect the modules should be Web automatically, the key check is some OGSi Service class in the module have : and such a thing.