Fix documentation for Geos::Interrupt.
Add tests for Geos::Geometry#project_normalized.
Move this code into a helper function.
Rework some tests for the sake of consistency.
Add Geos::LineString#to_linear_ring and #to_polygon.
Bump version to 1.0.0.dev.
Add the Geos-specific error classes rather than relying on built-in classes.
Add tests for Geos::WkbWriter#write with options.
Add file and line hints to several instances of class_eval.
Update Travis CI config to use "rbx-2" instead of "rbx".
Update the list of Rubies known to work.
Clean up the README to include a note about new methods rather than a list.
Add a note about the new `Geos::Error` exception class.
Bump to version 1.0.0.