Cricket's already firmly established itself as one of the more budget-minded carriers in the US, and it's now tweaking some of its plans a bit further in the hopes of attracting more customers. Leading those changes is a new family plan that will give you two lines for $40 apiece per month, each with unlimited talk, texting and data -- the catch, as is becoming increasingly common, is that the data gets throttled to a slower speed after 1GB. On top of that, the carrier has also now brought its iPhone plans in line with its Andr