Hide Files in the file tree

Easily focus on the task at hand by hiding irrelevantly files and directories.

Feature

hide file or directory
unhide all hidden files

Usage

Hiding
- hide file or directory from context menu in tree view
- hide file by using
  - Mac: SHIFT + CMD + H
  - Windows/Linux: 'SHIFT + CTRL + H'
Unhide everything
- unhide by using with the command bar or keys:
  - Mac: SHIFT + CMD + U
  - Windows/Linux: SHIFT + CTRL + U
Unhide children of a directory
- unhide by right clicking a directory and selecting "Unhide Children"

Todos

add ability to save state of hidden files/folders and rehide files/folders when the project is reopened.