got rid of to_s on arrays since it messes up puts and inspect
renamed 'val' to 'to_ruby' so that it clashes less often with field names
renamed 'val' to 'to_ruby' so that it clashes less often with field names
Merge pull request #27 from jvranish/master

renamed 'val' to 'to_ruby' so that it is less likely to clash with field names