* develop: (23 commits)
  [TD-335]  rename some functions
  [TD-335] log
  [TD-335] fix bug while get mnode ipset
  [add cluster sim case]
  [TD-354] add sql parser for stream table
  [td-409]fix bug that callback function is not set correctly in sub-insert object.
  td-436: update limit in document
  fix resource leak in mgmtTable.c
  fix incorrect length in nchar conversion
  fix possible dead loop in shellPrintNChar
  [TD-335] rename mgmt to mnode
  [TD-335] sort include file
  [TD-335] fix bug while auto create table
  [TD-335] remove log
  [TD-335] fix refcount error
  [TD-335] fix invalid read in mwrite queue
  [TD-335] refact SMnodeMsg
  [TD-335] optimize mnode queue
  [TD-335] message put into peer queue
  [TD-335] first compiler vresion
  ...

Hotfix/mgmt

[add cluster sim case]

fix resource leak in mgmtTable.c

[td-409]fix bug that callback function is not set correctly in sub-in…

td-436: update limits in document

Hotfix/print nchar dead loop

fix possible dead loop in shellPrintNChar

* develop: (25 commits)
  fix table/column_num.py coredump
  fix table encode and decode bug
  [td-430] fix bug while client does not retrieve or paritally retrieve result from vnode.
  fix name bug
  TD-354
  [TD-90] fix invalid read
  [TD-90] add insert and modify tag schema
  bugfix: alloc space for holding null-terminator
  update connector document
  fix option uint print
  define error in hex
  security flag shall be reset if a newlink from client
  [TD-90] tagschema develop
  TD-423
  [TD-90]tagschema develop
  fix tests/test/c/importPerTabe.c typo
  [TD-90] tag schema develop
  shell suport multiple commands in single statement
  scripts
  [TD-410] not print local error msg
  ...

Feature/2.0tsdb

[td-430] fix bug while client does not retrieve or paritally retrieve…