Updates for 2.2.4.
Updates for 2.2.4.

roberth/shapeless,alexarchambault/shapeless,malcolmgreaves/shapeless,TomasMikula/shapeless,khronnuz/shapeless,notxcain/shapeless,liff/shapeless,lambdista/shapeless,clhodapp/shapeless,fthomas/shapeless,Atry/shapeless,milessabin/shapeless,lukasz-golebiewski/shapeless,isaka/shapeless,joescii/shapeless,triggerNZ/shapeless,tek/shapeless,wheaties/shapeless