Help button links to URL
Delete unused commented code
Handles errors from unsupported platforms (namely linux).
Disable help button for platforms that do not currently support the browse action.
Merge branch 'develop' into feature-96-link_help_button_to_URL
Merge branch 'develop' into feature-96-link_help_button_to_URL
Merge pull request #70 from R2-Team2/feature-96-link_help_button_to_URL

Feature 96 link help button to url