[Orgmode] symbol request ins org-html-entities

[Xin Shi]

Hello Experts,

Sometimes, I found it would be handy to put "checkmarks" in tables. In TeX, it is \checkmark, while in HTML, its &#10003
see page: http://www.mistywindow.com/reference/html-characters.htm)



It looks the const "org-html-entities" is defined in org-exp.el, can we include this ? In the long run, it might be usful if it can be extended by user.

Thanks!

Xin