Alignments slightly inconsistent

[mueller91]

I found small inconsistencies in the alignments of the audio files. It's mostly just a few frames, but still. See below, please.

MFCC LJ015-0189.wav has shape (80, 372), but filelists.txt indicates length (80, 369)
MFCC LJ048-0044.wav has shape (80, 445), but filelists.txt indicates length (80, 443)
MFCC LJ001-0052.wav has shape (80, 463), but filelists.txt indicates length (80, 461)
MFCC LJ034-0175.wav has shape (80, 667), but filelists.txt indicates length (80, 665)
MFCC LJ018-0115.wav has shape (80, 673), but filelists.txt indicates length (80, 671)
MFCC LJ011-0071.wav has shape (80, 653), but filelists.txt indicates length (80, 652)
MFCC LJ031-0034.wav has shape (80, 356), but filelists.txt indicates length (80, 354)
MFCC LJ017-0025.wav has shape (80, 261), but filelists.txt indicates length (80, 259)
MFCC LJ018-0014.wav has shape (80, 676), but filelists.txt indicates length (80, 674)
MFCC LJ023-0004.wav has shape (80, 723), but filelists.txt indicates length (80, 720)
MFCC LJ016-0154.wav has shape (80, 231), but filelists.txt indicates length (80, 229)
MFCC LJ031-0046.wav has shape (80, 482), but filelists.txt indicates length (80, 479)
MFCC LJ028-0414.wav has shape (80, 731), but filelists.txt indicates length (80, 729)
MFCC LJ044-0161.wav has shape (80, 183), but filelists.txt indicates length (80, 181)
MFCC LJ042-0086.wav has shape (80, 517), but filelists.txt indicates length (80, 515)
MFCC LJ048-0153.wav has shape (80, 765), but filelists.txt indicates length (80, 763)
MFCC LJ018-0128.wav has shape (80, 547), but filelists.txt indicates length (80, 546)