Feature/submission string changes (#158)

* Submission string changes.

-Submission string changes. Strings marked final are finalized.
-Changed the string value of submission done fragment.

* Update submission done layout to match new strings

added title which was missing

* Correction to some of the provided strings.

Updated strings as requested.

* Update strings.xml

merge conflict resolution

* Update strings.xml

* Update strings.xml

-removed "<!-- final -->" comments causing issue with translation
-added relevant comments for some strings

* Update strings.xml

Added all the tagged comments after removal of 'final' comments in relation to submission flow.