add .continent property to return the country's continent code
Version bump to 0.5.0
Added ability to raise custom fallbacks and return default values.
Version bump to 0.6.0
Fix continent accessor
Add instance accessor test assertion for continent field
Version bump to 0.6.1
Viet Nam updated based on latest tabel and erubis added in gemfile
fix build after merging upstream changes
fix build after misapplying patch*