add mobile-detect directory to gitignore

Currently not ready to commit to this particular code for detecting
mobile devices
remove unused css
remove old css related to toggle links

new css for toggle links named togglelink instead of toggle
refined togglelink css
removed old toggle css from options-css
removed more old toggle css
refine new togglelink css
add clearfix css for position of divs after togglelinks
add inclusion of mobile detect code and use_mobile_site variable
add is_mobile js variable for js code mobile conditionals
add conditional for setting content width if mobile
add clearfix css to page, single and archive templates
refine togglelink markup to use new css
add conditional to use setup_togglelinks() only if not mobile
add css for mobile
update translucence options version number
refine markup for togglelinks
refine conditionals for togglelink display

add conditional based on page templates so togglelinks are not display
if page template does not include sidebar that togglelink refers to
update click_togglelink to always show togglelinks
update javascript and css to fix show/hide author pages links