Weather update

Program- Added Yahoo! Weather modules and 2-Series archive of the demo.
In the future, the 3-Series demo may be more up to date with feature
enhancements or example code.
Graphics- Added 5-day forecast weather page to Xpanel.
Added a Home page and new background to the XPanel. Changed dynamic menu
page layouts for extra home, audio and video menu interface features.
The demo is not fully configured to work properly in this commit.
Added crestron app back into 3series demo program.
Added crestron app to 3 series program.
Merge branch 'develop' of https://github.com/adelyte-austin/crescendo into develop
Deleted ipad graphics from repository for now.
Merge pull request #2 from adelyte-austin/develop

Updated weather and menu in programs. Changed XPanel to include true home menu.