Introducing a button to show coordinates in OSM

This patch introduces a button near coordinate input fields of
UploadWizard,which when clicked will open a new tab locating the
coordinates in OpenStreetMap.

Bug: 56614
Bug: 56612
Change-Id: I44e92fdda6cebf5188ccfade3863219558423d8f
Merge "Introducing a button to show coordinates in OSM"