added an Html::Css method
copied menu.css to menu_facts.css
setup a menu stub
implemented generation based on tree structure
removed white space between list items

so that spacing is defined by the right margin
added filler between top label and submenu

to improve the look when the menu spans over multiple lines
extracted a Menu component
View::Embed is an alias for View::Render
reformatted file
reformatted file
implemented fact groups config
deleted test.php
change some comment in example config file
implement facts/groups ordering
fix a warning about undefined variable css
replace Tools::TryGet with Tools::GetDefault
Add Tools::TryGet function
added class loader for old ades classes
View::Render is variadic

it can take arbritrary number of parameters that are combined
Menu horizontal spacing can be customized