deleted all old images from previous thene and other tidying up

	modified:   css/main.css
	modified:   footer.php
	modified:   images/GiT-basic-model.png
	deleted:    images/avatar-overlay.png
	deleted:    images/blue/header_bg.jpg
	deleted:    images/blue/menu-bg.png
	deleted:    images/content-bg-alt.png
	deleted:    images/content-bg.png
	deleted:    images/content-bottom-bg-alt.png
	deleted:    images/content-bottom-bg.png
	deleted:    images/content-top-bg-alt.png
	deleted:    images/content-top-bg.png
	deleted:    images/controllers-bg.png
	deleted:    images/controllers-bottom.png
	deleted:    images/controllers-top.png
	deleted:    images/description-bg.png
	deleted:    images/dropdown-bg.png
	deleted:    images/dropdown-separator.png
	deleted:    images/featured-bg.png
	deleted:    images/featured-overlay.png
	deleted:    images/featured-readmore.png
	deleted:    images/header_bg.jpg
	deleted:    images/hr-bg.png
	deleted:    images/image-overlay.png
	deleted:    images/link-active-bg.png
	deleted:    images/menu-bg.png
	deleted:    images/menu_button_bg.png
	deleted:    images/sidebar-bullet.png
	modified:   images/workflow.png
	modified:   index.php
	new file:   page2.php