LIQUIBASE - Add a validation phase before updating the DB

LIQUIBASE - Fail task if liquibase has failed

Task must fail if liquibase returned code is not ok

LIQUIBASE - Add an optional changelog path

Add an optional variable to specify a changelog path.

LIQUIBASE - Add an option to log generated SQL

add an option to log generated SQL script in a separated folder.

LIQUIBASE - dos2unix on sh templates

DOS new line character was causing problem when running the generated sh script on an unix os.

LIQUIBASE - Add an option to log generated SQL on windows

LIQUIBASE - Fix formatting

LIQUIBASE - doc on option generatedSqlPath

LIQUIBASE - Fix typos

LIQUIBASE - Fix typo in the doc