Homepage drop down adjusted

Edited: _app-QualityOS_styles.css, _app-index.html
Style for drop down adjusted, just needs links once categories are
known.
Bread Crumb style, app background

Edited: _app-QualityOS_styles.css, _app-index.html
Added: images/BackgroundImage.jpg
Pagination navigation style started

Edited: _app-QualityOS_styles.css, _app-index.html
Added: images/SmallBlackRoundDownArrow.png