[Issue #74][Updating] Handled word add message in UI, modified some lines to match code conventions
[Issue #74][Updating] changed a variable name and updated documentation
[Issue #74][Finished] Updated story sequence diagram
[Issue #74][Updating] Updated some minor spacing issues acc. to conventions
Merge branch 'C4_m0hamed_S14_AddWordToDatabase' of https://github.com/MGhanem/smartsoft-13 into C4_NourhanMohamed_S01_KeywordQuickSearch
[Issue #74][Finished] removed some redundant lines and conditions