What's new (+) and enhanced (!) in Audio Speed Changer Pro 1.5 released on September 27, 2012 (comparing to v1.4)?

[+] Added full support for the Windows Media Audio (WMA) file format as input.
[+] From now on, the overall conversion progress is displayed on the Windows 7/8 task bar.
[+] Tested against the Ubuntu GNU/Linux Desktop 12.04 AMD64 + Wine 1.4 final -- no issues or flaws spotted.
[!] Upgraded the used list control.
[!] Improved handling of WMA- and AAC-encoded audio files on Windows Vista and 7.
[!] Confirmed compatibility with the Windows 8 Release Preview.
[!] Upgraded the utilized audio libraries.
[!] A couple of internal fixes.


History of Changes
-----------------------------------

1.4 (January 15, 2012)
[+] Added the command line interface. See the readme file for syntax details.
[+] The app is now digitally signed.
[+] Ensured compatibility with the developer preview of Windows 8.
[!] The Add Directory command: remembering of the most recent used path.
[!] Enhanced playing back and rewinding of extra-short tracks.
[!] Fixed a possible leak of strings of the main list control.
[!] All the used audio libraries are now up to date.
[!] Updated the library for reading ID3v2 tags.
[!] Updated the setup script to assign comments to the created shortcuts.
[!] UI: a few grammar corrections.
[!] Various small improvements.

1.3 (December 17, 2010)
[+] Output to uncompressed PCM/WAV file added.
[+] New program settings: Sequence Length, Seek Window, and Overlap Length.
[!] Added website links into the Help menu.
[!] Updated the internal audio playback library.
[!] Some minor enhancements.

1.2 (September 25, 2010)
[+] Now there is a total file counter on the status bar.
[+] Added the Add Directory item into the file list popup menu.
[!] Now Audio Speed Changer Pro displays progress when normalizing volume.
[!] Updated the internal audio effects library.
[!] A lot of internal enhancements in the program code.
[!] Corrected some typos in the readme.

1.1 (July 26, 2010)
[+] Added an option for preserving directory structure if source files are from the same parent directory.
[+] Ability to add all supported files from a certain folder (check out the new Edit -> Add Directory menu item).
[+] Added the "Updating the Product" paragraph into the readme documentation.
[!] Enhanced diagnosing if initialization of the audio subsystem fails.
[!] Now the Comment field is multiline (was single-line).
[!] Updated the internal encoding subsystem.
[!] Enhanced UI of the browsing for destination folder dialog window.
[!] Added version information into the product installer.

1.0 (March 26, 2010)
The first public release of Audio Speed Changer Pro.