1.6.1 released

#64 & #69 addressed where Staff Online box was crippled by my error in using Git :-/

#67 addressed where the Search Side box's text input overflowed the side box

#70 addressed where the hide/show toggle JS failed if there were no columns on side or the other

#71 addressed where side boxes lost their display order when being edited

#72 fixed where illegal characters in theme names break the Theme EXCLUDE List