TAJO-873: Query status is still RUNNING after session expired. (Hyoungjun Kim, jinho)

Closes #37
Rearranged license of ASM.

* Removed ASF standard license according to http://www.apache.org/legal/src-headers.html.
* Moved ASM from the top-level dir to tajo-thirdparty.
* Add ASM's license to LICENSE
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/tajo into DirectMemTuple