crypto: Add a bitbake recipe to build crypto
crypto: Add a bitbake recipe to build crypto

Crypto is a go library which provides common cryptographic constants.
This library is part of the dependency chain needed to build consul.

Signed-off-by: Christopher Braga <ecd7259f54548716af2f59ce4d8c3af5ea2e9f00@windriver.com>

WindRiver-OpenSourceLabs/meta-overc,jwessel/meta-overc,WindRiver-OpenSourceLabs/meta-overc,masselstine/meta-overc,mufeng/meta-overc,jwessel/meta-overc,masselstine/meta-overc,mufeng/meta-overc,OverC/meta-overc,jwessel/meta-overc,OverC/meta-overc,paw3142/meta-overc-1,paw3142/meta-overc-1,WindRiver-OpenSourceLabs/meta-overc,OverC/meta-overc,OverC/meta-overc,OverC/meta-overc,mufeng/meta-overc,masselstine/meta-overc,OverC/meta-overc,masselstine/meta-overc