Merge pull request #147 from p6spy/pb_unstable

Oracle is part of integration tests since now on; fixes #116
- Introduce liquibase
- clean up tests
Merge pull request #148 from p6spy/pb_unstable

bunch of low hanging fruits
move stored procedure creation to liquibase
consolidated test tables
consolidated test tables
Merge pull request #151 from p6spy/pb_unstable

documented databaseDialectDateFormat + removed spy.properties.template
Merge pull request #152 from p6spy/pb_unstable

introducing "-Ddb2.jcc.override.traceLevel=0" to disable DB2 traces
Merge remote-tracking branch 'upstream/master' into test_cleanup

Conflicts:
	src/test/java/com/p6spy/engine/spy/P6TestPreparedStatement.java
	src/test/java/com/p6spy/engine/spy/P6TestUtil.java
Merge pull request #154 from p6spy/pb_unstable

docs updates; fixed #120
Merge branch 'master' of https://github.com/p6spy/p6spy into test_cleanup
added logging on test failure
more cleanup
fix failing tests
Merge pull request #155 from p6spy/test_cleanup

Test cleanup
Oracle JDBC 11.2.0.4 instead of 12.1.0.1 (to fix compatibility issue with Oracle XE 10g); fixes #149