Cross build for Scala 2.10 and 2.11
Add .idea* to .gitignore
Refactor parts of Sql class hierarchy

In preparation for interpolation, an alternative method of forming queries
Change version to 1.5. CR: Mark
Add string interpolated queries
Merge pull request #10 from pauldraper/pauldraper-scala-2.11

Cross build for Scala 2.10 and 2.11
Merge pull request #11 from pauldraper/pauldraper-interpolation

String interpolation for queries
Add interpolation for tuples