Use logical operator instead of binary one.

git-svn-id: svn+ssh://svn.code.sf.net/p/cmusphinx/code/trunk/sphinx4@12539 94700074-3cef-4d97-a70e-9c8c206c02f5
Unit test for WordSequence.

git-svn-id: svn+ssh://svn.code.sf.net/p/cmusphinx/code/trunk/sphinx4@12540 94700074-3cef-4d97-a70e-9c8c206c02f5
Get rid of duplicated code.

git-svn-id: svn+ssh://svn.code.sf.net/p/cmusphinx/code/trunk/sphinx4@12541 94700074-3cef-4d97-a70e-9c8c206c02f5
Implement new speech aligner.

Implement new aligner algorithm for long audio based on
"SailAlign: Robust long speech-text alignment" paper.

git-svn-id: svn+ssh://svn.code.sf.net/p/cmusphinx/code/trunk/sphinx4@12542 94700074-3cef-4d97-a70e-9c8c206c02f5