v0.7 - Looking good

• Video: https://youtu.be/wREIVj55eBM
• New plugin tab icon
• Removed legacy files
• From the theme tab you can now:
  • Pick the default text color
  • Set the sadows and shadow offset
  • Select your own fonts (.tres)
  • Set background and next indicator images
  • Choose an action to trigger the "next" event
  • Preview changes in a dialog
  • Change text speed
  • Set text margins
• Characters tab
  • Added context menu
  • Moved the Remove Character button to a context menu
  • You can open the working directory
• Timeline tab
  • Added context menu
  • You can remove timelines now
  • Right click no longer renames timelines, to do so you have to use the new menu
  • You can open the working directory
  • You can copy the timeline ID