Add H42 - updated html_techniques.html
Add H42 - updated html_techniques.html

IBMa/ta11y,IBMa/ta11y,IBMa/Va11yS,cambeaudoin/Va11yS,cambeaudoin/Va11yS,githubdam/Va11yS,githubdam/Va11yS,IBMa/Va11yS,githubdam/Va11yS