Extra tests.
Audio type "Dual Audio".

close #1
Merge branch 'issue/1' into dev
Extra tests.
Container "MKV".
Container "AVI". Fixed wrong group name.

fixes #55
Extracted container.

close #50
Extra tests.
Widescreen flag.

close #57
Merge branch 'issue/57' into dev
Extra test.
Extra test.
Release type "PDTV".

close #6
Merge branch 'issue/6' into dev
Recognize partial dash-containing group name (-={).

fixes #56
Merge branch 'issue/56' into dev

Conflicts:
	test.js
Updated readme (container, widescreen).
Bumped version to v0.5.0.