Added link in dropdown menu to transfer JCoins

Added an additional link in the dropdown menu to directly allow users to transfer JCoins to other users.
Before this was only possible from within the user profile (nobody noticed it before).
Translations will be added in the 2 next commits.
Added link in dropdown menu to transfer JCoins: English

Added an additional link in the dropdown menu to directly allow users to transfer JCoins to other users.
Before this was only possible from within the user profile (nobody noticed it before).
Added link in dropdown menu to transfer JCoins: German

Added an additional link in the dropdown menu to directly allow users to transfer JCoins to other users.
Before this was only possible from within the user profile (nobody noticed it before).
Merge pull request #40 from KRens/master

add direct transfer-link in the dropdown menu