UI and graphical overhaul, more elements

Added many more elements, internally rewrote shader system to be more modular. Redesigned the UI to be more flexible and packed.

Element and graphical update release

New elements such as powder, mercury, potassium and other reaction-specific elements. Fixed resolution and UI issues.

Save files and optimization release

v1.1

Updated documentation

Initial release

v1.0

Refactored some code