v5.0.0 2018-02-12
	(no change in this version)

v4.0.1 2017-12-08
	- TDQ-14481 multi tenant index

V1.7.1 2017-09-11
	(no change in this version)

V1.7.0 2017-08-24
	(no change in this version)

V1.6.3 2017-06-09
	(no change in this version)

V1.6.2 2017-05-09
	(no change in this version)

V1.6.1 2017-05-02
	(no change in this version)

V1.6.0 2017-04-07
       - TDQ-13127 code cleansing based on sonar tip

V1.5.6 2016-12-09
	(no change in this version)

V1.5.5 2016-12-02
	(no change in this version)

V1.5.4 2016-10-20
	(no change in this version)

V1.5.3 2016-09-28
	(no change in this version)

V1.5.2 2016-09-16
	(no change in this version)

V1.5.1 2016-06-27
	- TDQ-12038 rename datascience.common package to dataquality.common

V1.5.0 2016-05-10
	- rename artifact ID to dataquality-common

V1.4.4 2016-04-27 (for Studio 6.2.0)
	(no change in this version)
	
V1.4.3 2016-03-25
	(no change in this version)

V1.4.2 2016-01-26
	(no change in this version)

V1.4.1 2015-12-30
    - move to data-quality repository, change parent pom

V1.4.0 2015-12-17
	- refactor date time pattern analyzers
	- use generated pattern format list with regexes instead of the previous one
	- add some additional common patterns

V1.3.4 2015-12-10
    - bugfix for invalid custom date patterns

V1.3.3 2015-11-4
	- change parent pom
	   2015-11-17 mzhao
	- Make it possible to add customized date and time pattern		
		2005-11-19 mzhao
	- Specify java compilation version 1.7 in pom.xml 
	- Remove the singleton of DateTimeManager, and rename it to SystemDatetimeManager
	- Add setParameter , addParameters and related remove methods.

V1.3.2 2015-10-29
	- TDQ-10903 optimize dictionaries
	- adjust OPEN/CLOSE type for some indexes

V1.3.1 2015-10-22 (for Studio 6.1.0)
    - TDQ-10413 compute list of invalid values according to semantic type
    - TDQ-10981 concurrent analyzer
    - TDQ-10988 latin1 supplement support in pattern statistics


===2015-9-11===
1. Add exist method in Analyzers.Result class. -mzhao
===2015-9-22===
1. Add concurrent analyzer -mzhao
2. Fix return twice the same value issue on AttributeValues class.
