Merge pull request #1 from rethinkdb/next

Use PRIi64 macro to work around clang weirdness
Merge branch 'next' of https://github.com/rethinkdb/rethinkdb into next
Merge branch 'next' of https://github.com/rethinkdb/rethinkdb into next
Merge branch 'next' of https://github.com/rethinkdb/rethinkdb into next
Merge branch 'next' of https://github.com/rethinkdb/rethinkdb into next
Merge branch 'next' of https://github.com/rethinkdb/rethinkdb into next
Merge branch 'next' of https://github.com/JackieXie168/rethinkdb into next
Merge branch 'next' of https://github.com/JackieXie168/rethinkdb into next