Toying with the view
Adding Checklist view and cell
Refactored XMLReader back to its original implementation.

Creating a XMLElement object made things harder and less intuitive to
use. Lots of type checking and tiptoeing, so I'm reverting back to the
NSDictionary implementation. I still don't like the magic constant for
text value, but it is easier
Using NSURLConnection and delegate to get XML data async
Refactor to have ability to have multiple connection requests at the same time

Inspiration from:
http://stackoverflow.com/questions/11263887/xcode-nsurlconnection-nsmutabledata-appenddata-only-works-for-certain-types-of-c
Added a connection manager, so a class can have fetch from multiple URL connections
Rewrote weather table view, using UITableViewCellStyleValue2 style