Writing_Bears: Add period to list item
Writing_Bears: Add period to list item

Unifying grammatical ending of list items for the "Communicating with
the User" section.

Closes #233

AnishHota/documentation,Kevchen/documentation,Asnelchristian/documentation,cristinabuciu/documentation,Warewolf96/documentation,abhishekbundela/documentation,rhemon/documentation,coala/documentation,coala/documentation,coala/documentation,kshitijkg01/documentation