Gem updates
Gem updates

Fixes #815
Fixes #816
Fixes #817
Fixes #818

tomnatt/libraries.io,tomnatt/libraries.io,librariesio/libraries.io,librariesio/libraries.io,abrophy/libraries.io,abrophy/libraries.io,abrophy/libraries.io,librariesio/libraries.io,tomnatt/libraries.io,librariesio/libraries.io