redundant tabs removed
toBuilder method was added
comment was added
redundant tabs were removed
toBuilder method was added
toBuilder method was added
comment was added
formatting
formatting
toBuilder implemented,
spaces replaced with tabs -
tailing spaces/tabs - removed
toBuilder method was implemented
tabs removed
redundant  tabs were removed
removing redundant spaces
toBuilder method was added
toBuilder was added
toBuild method was aded
spaces replaced with tabs