* develop: (21 commits)
[td-225] fix bugs in multi-vnode projection query.
support GCC 4.8
[td-225]
fix failed test cases
[TD-161]
[TD-161]
[TD-161]
avoid a potential bug
tsdb notify the vnode about it status changes
[td-225] refactor hash function
[td-225] fix bugs for leastsquares query.
[td-225] fix bugs at client
[td-225] fix bugs for 256 columns data check
use tbname in function tbid()
single table subscribe is done
super table subscribe is done
build VgroupTableInfo
fix typo
add taosArrayClear
enhance exception handling
...
* develop:
scripts
scripts
fixup: typo.
reduce test case to accelerate valgrind time.
increase valgrind threshold to 12, definitely lost theshold to 13.
* develop:
if link is new, server force the client to do authentication
scripts
[TD-275] fix drop table error while query from super table
scripts
fix column/metircs.sim
[TD-292] client may crash if column too log
[TD-292] scripts
[TD-292] fix bug while columns too large
restart TSDB when sync finished
* develop: (48 commits)
fix tsdb log format
[TD-276] add user auth
fix drop table coredump
[td-225]
[td-225] FIX BUGS IN DIFF
add log in tsdb
Additional fix for TD-225
forward to peer only the data packet is from client or CQ
[td-225] fix bug in diff query
[td-225]
[td-225] fix bugs in tags filter query
scripts
scripts
[TD-271]
support RpcIpSet change
[TD-271] fix bug while drop stable
integer division yields float in python3.
change tables to maxtables according to Dr. Liao
fixup: fix make command to make coverity_scan work.
add log for database create
...