switched to ShellParserTestCase

Signed-off-by: Arvind Chembarpu <achembarpu@gmail.com>
edited cmd formatting
now matches other source formatting

Signed-off-by: Arvind Chembarpu <achembarpu@gmail.com>
refactored speechrecognition parser
simplifies issue diagnosis

Signed-off-by: Arvind Chembarpu <achembarpu@gmail.com>