Merge pull request #1 from kiyoshi-ikehara/crc32

add --key-hash-algorithm option to flarei
prepare for 1.0.15
update NEWS
fix thread id duplication
Merge pull request #2 from gree/duplicate_thread_id-fix

Duplicate thread id fix
fix key resolving for dump operations
fix
remove the default value of storage::get_key_hash_value()
Merge branch 'dump_resolve_fix' into pre-1.0.15
fix test_key_resolver_modular
fix test_storage
Merge pull request #3 from gree/pre-1.0.15

ready for 1.0.15
Merge branch 'release-1.0.15'
add hash_algorithm_adler32 for internal use
apply noreply replication patch for high latency network
fix connection::readline() to check the last charactor of a read buffer
fix thread safety of utility functions
adding test-util.cc
fix reconstruction-bwlimit
basic empty string test + basis for future tests
ready for 1.0.16
ready for 1.0.16 again
Merge branch 'release-1.0.16'
Minimal fix for replication race condition
ready for 1.0.16.1
Merge branch 'release-1.0.16'
Merge branch 'release-1.0.16'