Title: Made editDocument method in documentMapper
Description: Soon to be tested

Edited:
Deleted:
Fixes:
Important:
Alert:
Snip:
Commit: Christopher, Robert
Title:  Added editDocument rest
Description:
Edited:
Deleted:
Fixes:
Important:
Alert:
Snip:
Commit: Robert & Christopher
Merge remote-tracking branch 'origin/Feature/service/editdelete' into Feature/service/editdelete