correct the obsolete messages on the concrete types
Add the Cascade syntax to the new ForeignKey creation syntax.
Added support for rename column expression for MySql
MySql rename column - added collation and character set statement
Integration tests for MySql do not fail now
Fixed unit tests
[!] Optimize method TextWriterAnnouncer.Heading;
[+] Added a new constructor TextWriterAnnouncer with action parameter for more flexibility in the established runners;
[-] fix AlterColumnExpression for Oracle;
[*] Oracle: Added throw exception if length of primary key name greater than 30 characters;
[+] the ability to create a unique index on the column;
Merge pull request #169 from tabushi/TextWriterAnnouncer

TextWriterAnnouncer changes
Merge pull request #166 from hazzik/mysql-rename

Added ability to rename columns in MySql
Merge pull request #168 from tabushi/OracleChanges

Oracle changes
Merge pull request #167 from tabushi/index

the ability to create a unique index on the column;
Add a Primary on VersionInfo table to support SQL Azure.
[*] Fixed PostgresDbFactory
[+] Sequences support
[+] Tests for sequences
[*] Fixed tests with mocks
[*] using interfaces instead of abstract classes for DbConnection, DbCommand etc.
Merge pull request #175 from AndyBareWeb/master

Support SQL Azure