Added project: Vade Mecum Shelf (#1579)
Added project: Vade Mecum Shelf (#1579)

* Added project: Vade Mecum Shelf

Vade Mecum Shelf is a collection of utilities wrapped into one single app, built with Electron.
Two utilities are making use of KaTeX:
- LaTeX Math Renderer
- Trigonometric Formulas

* fix lint

xymostech/KaTeX,Khan/KaTeX,Khan/KaTeX,Khan/KaTeX,xymostech/KaTeX,xymostech/KaTeX,xymostech/KaTeX,xymostech/KaTeX