Closes #328

Add support for Sequences in Mapping Conventions
Closes #287

Add support for Sequences in base SqlDialect
Closes #320

Add support for Sequences in FirebirdDialect
Fixed typo
Closes #329

Improve paging support for SqlServerCeDialect
Closes #290

Add an MsSql2012Dialect which supports sequences and limit
Updated to Moq 4.2.1408.0717