Introducing zen mode

Introducing a distraction free zen mode (full screen mode) for writing with a quick access button in main editor.
Also fixed a few bugs

First public release

This is the first first public release.

New features:
Everything including the following

• Editor with auto save and other smart features
• Article manager
• Writing prompt generator
• Write or Nuke
• Word counter
• Pomodoro Timer
• UI to update configurations

Initial draft release

This is a pre-release version of Just 50 Words.
What is new:

• Smart editor
• Word counter
• Pomodoro based timer
• Write or Nuke feature