Create empty draw_text function
Create empty draw_text function

Don't crash on text elements. Just ignore them.

zeapo/mplleaflet,BibMartin/mplleaflet,zeapo/mplleaflet,BibMartin/mplleaflet,ocefpaf/mplleaflet,ocefpaf/mplleaflet,jwass/mplleaflet,jwass/mplleaflet