Add a SqlArgs class and related way of applying previously creates args to make it easier to migrated existing code
Rename argBlobInputStream() --> argBlobStream() to be a little more concise
Add some missing argDate*() methods
Fix overly ambitious validation and some index creation problems in Schema
Add a way of obtaining column names in Rows to support code that uses them with reflection to read results
Add a convenience method for reading sequence values
Minor improvements to deal with flavors, including Database.when() as a little fluent sugar