Close #369. Close #336. Use template on location, restruct step 4, add overview
Add links in About page
Merge pull request #370 from simonv3/edit-guides

Close #369. Close #336. Use template on location, restruct step 4, add overview
Merge pull request #371 from simonv3/move-crop-to-api

Moved crop updating to the API.
Close #310. Crop editing works with multiple images

Now to get this functionality going with stages, guides, etc.
Merge branch 'master' of https://github.com/openfarmcc/OpenFarm into move-crop-to-api