Fixed 1.21 incompatibility.
Fixed tests.
Bumped version to 0.4.0.
Merge remote-tracking branch 'origin/develop'

Conflicts:
	build.cake
	src/Cake.AliaSql.Tests/AliaSqlRunnerTests.cs
	src/Cake.AliaSql/AliaSqlRunner.cs
	src/SolutionInfo.cs
Fixed build errors.
Bumped version to 0.4.1.