harmonize 2 init messages and remove one

- harmonize the database related init messages
- as we have a thread for importing blocks, that init message is obsolete
Bitcoin-Qt: add "send coins" to context menu in addressbook

- allows to directly select an address from the addressbook, chose "send
  coins" from the context menu, which sends you to sendcoins tab and fills
  in the selected address
update bitcoin_en.ts and bitcoinstrings.cpp
Bitcoin-Qt: update Win executable file meta-data copyright
re-enable -D_FORTIFY_SOURCE=2 for all platforms
Merge pull request #2382 from Diapolo/2013

Bitcoin-Qt: update Win executable file meta-data copyright
Merge pull request #2376 from Diapolo/pro-file

re-enable -D_FORTIFY_SOURCE=2 for all platforms
Merge pull request #2332 from Diapolo/init_messages

harmonize 2 init messages and remove one
Merge pull request #2215 from Diapolo/Qt_sendfrom_addrbook

Bitcoin-Qt: add "send coins" to context menu in addressbook
Merge pull request #2378 from Diapolo/translations

update bitcoin_en.ts and bitcoinstrings.cpp