[podspec] Add watchOS support
[podspec] Add watchOS support

vcelari/Hyperdrive,phatblat/Hyperdrive,the-hypermedia-project/Hyperdrive,the-hypermedia-project/Hyperdrive,alessandrostone/Hyperdrive,toddrimes/Hyperdrive,toddrimes/Hyperdrive,phatblat/Hyperdrive,paraskakis/Hyperdrive,vcelari/Hyperdrive,paraskakis/Hyperdrive,alessandrostone/Hyperdrive