Migrate r3 dependency to 1.2
Add benchmark script
Add benchmark result
Merge pull request #4 from c9s/migration/1.2

Migration/1.2
Merge pull request #6 from c9s/benchmark

Add Benchmark Script and Result
With r3 version 1.3.0
Better error handling (by Perl die)
Add benchmark to POD
update result
Merge pull request #7 from c9s/benchmark

Add benchmark to POD
pack to cpan