changed to version 0.8.9
waiting for 0.9 with CHARACTER SET support
Merge branch 'develop' into feature/jsqlParser
changing mapping analyzer  and obda data factory to support cast
small changes
Changed to version 0.9
Merge branch 'develop' into feature/jsqlParser
Included support for some keyword object names.
Support != operator
check support for cast
Merge branch 'feature/jsqlParser' into bugfix/castSupport

Conflicts:
	obdalib-core/src/test/java/it/unibz/krdb/obda/parser/JSQLParserTest.java
Added tests for bug true recognized as an identifier
Fixed in SQLGenerator for all supported databases
Merge branch 'develop' into bugfix/oracleTrue
comment test msssql
Merge branch 'bugfix/oracleTrue' into develop