adding in initial maps2 plus a few edits by rjp
auto updates
initial add of Barabar's mapping infrastructure
rename mMap to makeMap for now to avoid conflict with other mMap
move stateAlternatives and countryAlternatives to system.rda
Merge branch 'beta' into maps
Required RCurl on NAMESPACE
testing
Changed env to ggplot2 and improved documentation
Resolved conflict
changes to sp2df function
tracking origin

Merge branch 'maps' of https://github.com/bborgesr/mosaic into maps

Conflicts:
	R/maps.R
Improved documentation
Improved documentation on mMap general fucntions
Small change to CIAdata function
Updated documentation
import RCurl
Moved system.rda and improved documentation
changed mMap to makeMap in mUSMap and in mWorldMap
Merge pull request #348 from bborgesr/maps

Maps