Merge branch 'master', remote branch 'upstream/master'
Reverse OrderBy for desc expressions - issue #247.
Merge pull request #248 from simontoens/master

Reverse order by for desc expressions
Update REAME.md version
Disable flapping test
use float/double type to do calculation when need to resize
Add long_literal for long type data
Merge pull request #252 from zizon/master

Fix size calculation
Merge pull request #253 from colorant/long_literal

Add long_literal for long type data
Merge branch 'master', remote-tracking branch 'upstream/master'
Merge branch 'master' into index