Added protected routes to all pages, and added images to scaffolding parts

webstillas/src/App.js

webstillas/src/components/Login.js

webstillas/src/components/projects/elements/card.css

webstillas/src/components/projects/elements/card.js

...s/src/components/scaffolding/elements/scaffoldingCard.css

...as/src/components/scaffolding/elements/scaffoldingCard.js

webstillas/src/components/scaffolding/images/Bunnskrue.jpg

...illas/src/components/scaffolding/images/Diagonalstang.jpg

...tillas/src/components/scaffolding/images/Enrørsbjelke.jpg

webstillas/src/components/scaffolding/images/Gelender.jpg

...tillas/src/components/scaffolding/images/Lengdebjelke.jpg

webstillas/src/components/scaffolding/images/Plank.jpg

...llas/src/components/scaffolding/images/Rekkverksramme.jpg

webstillas/src/components/scaffolding/images/Spir.jpg

webstillas/src/components/scaffolding/images/Stillaslem.jpg

webstillas/src/components/scaffolding/images/Trapp.jpg

webstillas/src/components/scaffolding/scaffolding.js

webstillas/src/components/topBar/topBar.js