ID3v2 padding won't increase beyond 1% of the file size.
Fix ID3v2 padding size calculation.
Fix a division by zero error when parsing an APE file.
Fix an excessive loop when parsing an APE file.
Added some tests for fuzzed APE files.
Merge pull request #456 from TsudaKageyu/id3v2-padding

ID3v2 padding won't increase beyond 1% of the file size.
Merge pull request #476 from TsudaKageyu/fuzzed-ape

Some fixes for fuzzed APE files.