Problems in i18n messages

[Albert Astals Cid]

Translators need more context in these messages, either add it or tell me and 
i'll add it

engineexplorer.cpp:365
"<empty>"
*What* is empty?


engineexplorer.cpp:372
"<not displayable>"
*What* not displayable?


serviceviewer.cpp:67
"DataEngine: <b>%1</b>; Source: <b>%2</b>; Service <b>%3</b>"
What is DataEngine? Why are message fields divided by semicolons? Why
do field names start with capital letters?


serviceviewer.cpp:168
"%1 operation with destination %2 failed. The error was:<p><b>%3</b>"
serviceviewer.cpp:179
"%1 operation with destination %2 returned successfully. The result 
was:<p><b>" "%3</b>"
*What* is %1?


ui/jobwidget.cpp:134
ui/jobwidget.cpp:168
"(finished) %1"
*What* is %1?


ui/jobwidget.cpp:166
"(paused) %1"
*What* is %1?

jobaction.cpp:29
"The JobView for %1 can't be found"
What is JobView?


Albert