sagews: Sage's table command produces a latex text environment, which can't be processed by mathjax -- issue #89. also dealing with empty string corner case
sagews: Sage's table command produces a latex text environment, which can't be processed by mathjax -- issue #89. also dealing with empty string corner case

sagemathinc/smc,tscholl2/smc,tscholl2/smc,DrXyzzy/smc,DrXyzzy/smc,tscholl2/smc,sagemathinc/smc,DrXyzzy/smc,sagemathinc/smc,tscholl2/smc,tscholl2/smc,DrXyzzy/smc,sagemathinc/smc