add SASL client transport support
fix misprint in an example tcli_connect usage
minor cosmetic changes in openSession request and session
Merge pull request #6 from kolobock/master

HiveServer2 support. Thrift SASL Client transport
Fix up gemspec
Replace present? so that we don't need active_support
Update README
Remove present? so we don't need active_support (again)
Add a Hive2 example
Add utility methods to HiveServer2 connection class
Add create table / drop table example for HiveServer2
Typo in readme
small fixes for sasl plain connection

- hash.symbolize_keys is a rails function, changed its implementation to pure ruby
- SaslClientTransport should be created after symbolize_keys
Merge pull request #7 from lanyuyang/master

Small fixes for SASL Plain connection
namespace all the thrift bindings
Pass an emoty confOverlay to make sure hiveserver2 does not blow up because of CDH 4.3.0 issue DISTRO-500
Merge pull request #8 from kovyrin/master

Pass an emoty confOverlay to make sure CDH 4.3.0 hiveserver2 does not blow up
Improve error handling in connection closing and fetch operation + add batch fetching method
Added more examples of how to use fetch operations on hiveserver2
Added comments to fetch methods