return nil for line1 interstections;  mostly  mshiltonj changes
Adds "cur"->"curve" street mapping
from perl 1.02 upgrade Fred Zellinger
Support to_s(:line1) for intersections
Merge pull request #15 from Redstapler/master

Support to_s(:line1) for intersections
Merge pull request #1 from derrek/master

Get the latest changes from original branch