Merge branch 'origin/master'

Conflicts:
	SaleChecker/Resources/Resource.designer.cs (reverted from commit c90d53b6995638850256e09cf81e1e696bb7ac94)
Dokončení revertu.
Revert "Dokončení revertu."

This reverts commit ed2fcb203a54235546148cc06606320bd4098a6a.
Dokončení revertu. (reverted from commit ed2fcb203a54235546148cc06606320bd4098a6a)