Fix compiler warning
Bump version
Fix typo
Merge pull request #34 from kanterov/fix-typo

Fix typo in examples
More examples of implicit expansion errors
Added toFieldWithContext to Codec
Add test demonstrating use of codec.as with a coproduct type
Update docs for Discriminator and Discriminated
Fixes #35

Adds CoproductCodecBuilder#as for deferred xmapping based on a Generic
instance.
Allow coproduct conversions via .as[SealedClass] when coproduct component types are not in the correct order
Merge branch 'master' into series/1.5.x

Conflicts:
	version.sbt
Update mima exclusions