Fixed a bug in processing of pwml chunks in cas and hex files. liba8cas version bumped to 1.5.3.

Download from modified emulator page.

Patched atari800 emulator was updated to version 4.2.0.

• version 1.05
• small bugfixes, mostly regading conversion from binary files to Turbo Blizzard tapes
• files with unknown extension are now treated as binary files instead of audio