fix #2 - numpost parameter for shortcode multisite and multisite-featured available
fix #3 - added sort parameter to multisite shorttag
fix #8 - fixed css glitch with grid layout
small change for #3 which now displays error message if the parameter is invalid
fix #6 - added layout parameter
Ready for r1.1.0. Fixed diverse bugs and improvements. Added additional shortcode parameters for sorting and layout. Also added network settings site to manage sites more easily.