fix bugx in rewriting count-distinct query when it contains limit token, move it out to subtree of outer TOK_INSERT
table.getMetadata is degraded to use getSchema method instead because we rollback HIVE-3833
add shark-witherror script
add DianPing Repository
Merge pull request #4 from lalaguozhe/cosmos-shark-0.9.0

Cosmos shark 0.9.0