Merge pull request #23 from purpleplatypus/issue6

Fixing issue #6
Fixed issue #24
Merge pull request #25 from purpleplatypus/issue24

Fixed issue #24
Made some slight comment changes to classes
Merge branch 'master' of https://github.com/purpleplatypus/FHAES
Fixed improper 'File modified...' reading when changing metadata.
Merge pull request #26 from purpleplatypus/issue14

Fixed improper 'File modified...' reading when changing metadata.
Re-fixed issue 14 (with the file modification status being incorrectly reported).
Removed debugging code.
Merge pull request #27 from purpleplatypus/reissue14

Re-fixed issue 14.
Merge branch 'master' into issue3