Updated Slovak translation.

Closes pull request #73.
build.bat: Fix resources files signing after e515bd9998817c0286d676b731f29e1ccc69a11e
run astyle 2.03
run_astyle.bat: Add a check for the AStyle version.

The minimum version is 2.03 due to different output compared to 2.02.1.
Go to dialog: Fix frame rate detection for DVDs.

This commit fixes #3045.
Give a higher priority to the subtype to identify the audio codec name.