Group fingerprint again to make it visually consistent
Move fingerprint to the right in key list entry

Fits much better there and doesn't separate the user ID.
Move fingerprint up below the algorithm in key view

This makes it consistent with the key list entry layout and it also
makes more sense, as it belongs to key identification.
Fix for #451
verify downloaded key by comparing fingerprints
Cleanup for #451
Fix fingerprint handling
Update fix for #451
Fix for #410
Fix GPL Headers
URI is transported in intents data not extra.
UI-Icon-Modifying #429 added hint to text edit, different icons for share and clipboard button