Update README.md
Merge pull request #5 from jimmylovestea/patch-1

Update README.md
Update README.md
changed the outline of bubbles to white (hot!)
add the data files I use as examples in the R sheet.
Merge branch 'master' of https://github.com/AmeliaMN/MobilizeSimple
Fixed merge conflicts in MakeMap
More conflict fixes
Fixed some syntax from the merge
'dynamic maps'
`trying to add additional function'
Merge branch '2014-development' of https://github.com/mobilizingcs/MobilizeSimple into 2014-development