TORONTO – Wind Mobile has beefed up its network coverage plus added three new data options for customers.In a statement on Wednesday, the new national wireless company said it has added more cell cites to its network, doubling the number it had at its December launch, in an effort to improve its coverage footprint and network performance.It also debuted the Charged Mobile and Charged BlackBerry packages designed for frequent use of mobile Internet. They include 500MB of data, sufficient for roughly 300 emails or browsing 150 web pages daily, and are available for $20 monthly. In addition to these two mid-range data...