Add pre-release theme gem link
Add pre-release theme gem link

TheCodedSelf/thecodedself.github.io,Vel0x/vel0x.github.io,Vel0x/vel0x.github.io,Vel0x/vel0x.github.io,TheCodedSelf/thecodedself.github.io,TheCodedSelf/thecodedself.github.io