Merge pull request #2 from matthesrieke/dev

merge dev into master
Merge branch 'master' of https://github.com/matthesrieke/enviroCar-www
Merge branch 'dev'
Merge pull request #101 from matthesrieke/master

Master
Merge pull request #102 from matthesrieke/dev

adjust thumbnail urls for AGOL maps
change AGOL URL for HotSpot map
Merge branch 'master' of https://github.com/enviroCar/enviroCar-www
Merge branch 'dev' of https://github.com/enviroCar/enviroCar-www into dev
Removed devlopment artifacts
Update server URL to match new set-up
Merge pull request #108 from enviroCar/master

Update URL of server
Updated texts regarding app download.
Added missing word
Merge pull request #4 from enviroCar/dev

Dev