Merge pull request #6 from deboralagemb/fix/warnings-fixes

fix: add missing dot

fix: warning

fix: warnings in Command files

feat: improves readability in flyweight comments

feat: improve readability using common terms in the swift development universe

fix: warning

feat: improves readability according to comment pattern

fix: warning

fix: logic in tree traversal

fix: typos in Iterator files

feat: improve flyweight print statement

fix: typos in factory method

fix: typos in facade files

Fixed typo.