Improved #1023 - Motion csv import: Collect all warnings and errors in one message.
Rename assignment to election in translation strings which are used in the GUI.

Updated EN po file.
Merge pull request #1063 from emanuelschuetze/fix-1023

Improved motion csv import messages (fixes #1023)
Add percent base value to all polls, fix #1079.
Add check for set state view, fix #1080.
Merge pull request #1081 from normanjaeckel/100-Percent-String

Add percent base value to all polls, fix #1079.
Merge pull request #1082 from normanjaeckel/SetStateView

Add check for set state view, fix #1080.