Create misc.txt
Merge pull request #1 from ikani/master

Adding misc file
Merge pull request #2 from Wilbur256/master

DatabaseManagement
Fixed name
Added content to Material, Repice, ShoppingList and UnitConstants classes.
Testing extensions.
Revert "Testing extensions."

This reverts commit 4d0f800087cf0fff36df17a1ea6fa42e2171c795.
Testing extensions and permissions.
Removing test files.
Database