Fix RUBY_* CPPFLAGS
Change <> to "" to satisfy Fedora
Replace std::tr1::shared_ptr with e::compat::shared_ptr
Ordered encodings on OS X
Cleanup OS X warnings
Remove tr1 from daemon/leveldb.h
Remove references to tr1
Improve error for Ruby on OS X
ruby-hyperdex as dep of test packages
Add less-than/greater-than predicates