Add setuptools to install_requires
Add setuptools to install_requires

tempbottle/pycapnp,jparyani/pycapnp,jparyani/pycapnp,rcrowder/pycapnp,tempbottle/pycapnp,tempbottle/pycapnp,SymbiFlow/pycapnp,jparyani/pycapnp,tempbottle/pycapnp,SymbiFlow/pycapnp,rcrowder/pycapnp,SymbiFlow/pycapnp,rcrowder/pycapnp,rcrowder/pycapnp,jparyani/pycapnp,SymbiFlow/pycapnp