Added main function to iterate through the world. Minor non-class diagram changing fixes to existing functions.

Signed-off-by: drew111b <drew111b@uregina.ca>
Signed-off-by: lowes20h <lowes20h@uregina.ca>

Added new files
Merge pull request #2 from drew111b/BryceHaydenBranch

Added main function to iterate through the world. Minor, non-class diagra...