renamed has erp5_stylesheet_properties

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@1464 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/skins/erp5_html_style/stylesheet_properties.props

-default_font_family:string=Arial, Helvetica, sans-serif
-default_font_size:string=12px
-default_font_color:string=#3D7474
-default_background_color:string=#dae6e6
-alternate_font_color:string=#597d9b
-navigation_background_color:string=#97b0c1
-menu_background_color:string=#bdd0e0
-alternate_border_color:string=#7b9ebb
-main_background_color:string=#D3E6DE
-search_background_color:string=#bdd0e0
-main_border_color:string=#7EC1C1