Add a Bitdeli badge to README
Merge pull request #2 from bitdeli-chef/master

Add a Bitdeli Badge to README
add version
Merge branch 'B1.0.2' of https://github.com/hanguofeng/gocaptcha into B1.0.2
Merge branch 'B1.0.2' of https://github.com/hanguofeng/gocaptcha into B1.0.2