ECM-124: Move @types dependencies to devDependencies.
ECM-124: Move @types dependencies to devDependencies.

kraussj/Showcase,eberhardheber/Showcase,EduCaMa/Showcase,EduCaMa/Showcase,kraussj/Showcase,eberhardheber/Showcase,eberhardheber/Showcase,educama-students2/Showcase,eberhardheber/Showcase,educama-students2/Showcase,kraussj/Showcase,EduCaMa/Showcase,educama-students2/Showcase,kraussj/Showcase,kraussj/Showcase,EduCaMa/Showcase,eberhardheber/Showcase,educama-students2/Showcase,EduCaMa/Showcase,educama-students2/Showcase