Treat --listen as hostname, IP, or auto
Loosen replicant dep to 0.2.dev
Add a predicate for checking container size.
cond_map_add
Add regex search support.  Does not prune servers
Refactor the typing subsystem to use virt funcs.

The code is more compact, more robust, and more maintainable.
Implement CONTAINS, as in "set contains foo"
Fix applications that used HYPERPREDICATE_CONTAINS_LESS_THAN
make distcheck
Slight Makefile cleanup
Move "perform_checks" to "passes_attribute_checks"
Move "apply_funcs" to "common/"
Validate many funcall objects at once
Remove debug print statement
Singular "validate_func" function
Plural "validate_attribute_checks"
Add "cond_map_add" to Python bindings
Refactor the code for managing key state.

Anything looking to submit ops to the system any way other than "client_atomic"
would have to duplicate and modify many lines of code.  This refactor moves it
all to shared functions.
Small YCSB fix
Don't always log to stderr