Fixed issue 957: new submission rule links only appear after the radio button has been selected and after all submission rule partial forms. Also added that the rules not being used are hidden.
Fix for issue 1048: Fixed error message for unrelasing incomplete assignments
Mistakenly deleted % from penalty_decay_period partial in previous commit
Changed 'each' to 'every' in penalty decay submission rule partial form.
Fix for issue-1048: Filled in French
Merge pull request #1187 from ariannedee/issue-957

Fixed Issue #957
Merge pull request #1191 from ariannedee/issue-1190

Close  Issue #1190
Fix for issue-1048: corrected French translation
Changed tag in locale of 'each' to 'every'.
Fixed issue 1003. Average now shows (sum of marks of each student) / (number of students). Modified labels to better reflect this.
Merge pull request #1193 from ariannedee/issue-1190

Updated tag in locale for issue #1190 fix
Fix for issue-1048: Fixed spacing issue
Merge pull request #1192 from daniyall/issue_1003

Fixed issue 1003 regarding how average is calculated.
Merge pull request #1189 from xiangyu89/issue-1048

Fix for issue 1048: Fixed error message for unrelasing incomplete assignments
Fix for issue-1195: input box width adjusted
Merge pull request #1196 from xiangyu89/issue-1195

Fix for issue-1195: input box width adjusted