expands mobile page access (#9)

* expands mobile page access

add mobile .tpl files;
modify mobile/header.tpl to accomodate;
add mobile php files;
fix template paths to mobile/ and path to initialize.php;
add mobile-table CSS class;
change main mobile/ pages to use mobile-table class;
fix path to subm_bg.gif;
remove Top Menu (the one with black backgroud);
remove Charts, Reports, Invoices, Export from submenu;
remove fixed width for many input elements;
remove nowrap attribute in header.tpl submenu;
add inline style for background-repeat in header.tpl submenu;
prevent textarea's from being resizable horizontally, allow them to be resizable vertically;
remove fixed width from textarea cols attribute;
add mobile-textarea CSS class;
fix bug in project_edit.php -- onload event referring to wrong property name;
change expenses date input to be like that of time date input;

* remove fixed width attribute in header table

* add mobile-table-details CSS for main pages

* remove Delete column from pages

* add redundant word-wrap rule for browser compatibility

* for expense_edit: fix template paths to mobile/ and path to initialize.php