Path for relativeToChangelogFile=true fix.
CORE-1049 Preconditions should use defaultSchema if no schemaName
provided
Merge pull request #18 from nessumo/master

CORE-1049
Merge pull request #17 from geriBatai/sqlfile_fix

Path for relativeToChangelogFile=true fix.
Merge branch '2_0_x'
Created ChangeClass and moved ChangeMetaData creation to be annotation based
include parameters in metadata
include required annotation on changeParamMetadata and in validation
CORE-479 UTF8 and FIrebird
CORE-479 UTF8 and FIrebird
Added numeric type for DB2
fixing index escaping for postgres
added override tag
Applied patch from Samatov Nail to support remarks on addColumnChange
Fixed bug via patch from Marat Tukhvatullin
removed stdout statement
updated h2 reserved words list from http://www.h2database.com/html/advanced.html
Adding desciption metadata of parameteres of changes
Work around problems with SQLite, as described in http://forum.liquibase.org/topic/sqlite-run-liquibase-more-than-once.

Fixed these errors:
- Error executing SQL ALTER TABLE DATABASECHANGELOG ALTER COLUMN LIQUIBASE TYPE TEXT
- java.lang.ClassCastException: java.lang.String cannot be cast to java.util.Date
Fixed test by applying patch from Samatov Nail