Demo language courses

• https://test.webwork.maa.org/webwork2/webwork_chinese
• https://test.webwork.maa.org/webwork2/webwork_english/
• https://test.webwork.maa.org/webwork2/webwork_french/
• https://test.webwork.maa.org/webwork2/webwork_hebrew/
• https://test.webwork.maa.org/webwork2/webwork_spanish/
• https://test.webwork.maa.org/webwork2/webwork_turkish/