* fix start script

* correct python example

* add hot load config

* add load configuration in anltr

* update iotdb-env.bat

* [fix] upgrade *.profile to 0.9.0

* remove stop after unable connection

* update 0.9.0 release notes

* online upgrade from 0.8.0 to 0.9.0

* Refactor db.exception

* Improvement for LRUCache

* fix(MManager): fix dynamic config bug when creating timeseries

* update readme

* fix travis timeout

* fix bug using "both condition 2 and 3 should respond with error message"

* support kerberos config

[IOTDB-291] Statement close operation may cause the whole connection's resource to be released (#526)


* 1. maintain the rpc changelist; 2. change the field name

* IOTDB-291 Statement close operation may cause the whole connection's resource to be released

* update spark package

* queryId threadlocal sessionid

* support query child paths

[IOTDB-257] makes the client stop fetch when dataSize equals maxPrintRowCount and change client fetchSize less than maxPrintRowCount (#519)

* [IOTDB-257] make client's default fetchSize  = maxPrintRowCount, and avoid fetches all data (if the received rows reach maxPrintRowCount.

* make insert, update and delete return void

* Fix unclear error message notification for "creating timeseries" clause

* improve ip regex.