Proper normalizer for score

Fixes critical accuracy issue in PTM decoder which reduced accuracy for many mixtures

Also related to https://sourceforge.net/p/cmusphinx/bugs/367/



git-svn-id: svn+ssh://svn.code.sf.net/p/cmusphinx/code/trunk/pocketsphinx@12681 94700074-3cef-4d97-a70e-9c8c206c02f5
Use frate to print word times



git-svn-id: svn+ssh://svn.code.sf.net/p/cmusphinx/code/trunk/pocketsphinx@12686 94700074-3cef-4d97-a70e-9c8c206c02f5