use better strings (adhere to HIG, try to describe better what is going on), make code by dkirov adhere to our coding standards, fix comments and FIXME in comments

only one queue

only one queue

I updated partially greek gajim.po and fixed some strings so I commit po and pot. there is a lot of job to be done before all strings are reviewed and become better

message

bug???

class

bigger than the screen

device