(In [44]) re #33, removed old include
(In [43]) re #33, include www/css/size.css via filesystem
(In [42]) re #33, added class="last", to remove vertical bar on last menu
(In [41]) re #33, r40 not operative, now the working changes to removed redundancy, inclusion of global_header into trac
(In [40]) re #33, removed redundancy, inclusion of global_header into trac
(In [36]) re #33, provided trac-custom.css, included from site_css.cs