Signed-off-by: Simon Lipp <laiquo@hwold.net>

Remove useless trailing \
Remove trailing spaces
Add missing empty lines

autopep8 -ir -j2 --select=E301,E302,E502,W291,W293,W391 .

Diff quickly checked.

Modules can raise this exception when they want to print errors to user

moved ICapDating.get_status() and ICapMessagesPost.get_status() into ICapAccount.get_account_status()