More editing enhancements

v1.2.1

Features:

• New icon. (joao7yt)
• Added a dialog for easier rectangle boundary creation for editing elements. (Buttercak3)
• Enter keycodes by detecting key presses. (Buttercak3)
• Added an update button for boundaries. (Buttercak3)
• Allowed styles to define a download url for fonts that may not be on the user's pc.
• Added a center button for the text position in a key. (Buttercak3)

Bugfixes:

• Editing an element via Element Propertie doesn't push undo history.
• Fix the title of the Keyboard Key Properties form.
• Cycling through elements doesn't work.
• Crashing on windows form snapping, due to a point being in multiple screens at the same time?
• Add line breaks on long tooltips in settings.

New Keyboard Layouts:

• Updated joao7yt's styles to use his custom font, which can now be downloaded.
• Alienware keyboard (wheels)