Fix op_set binary parser to enable behavior_cas flag
Fix to build with clang
Fix connection_iostream::writeline return value
Add bwlimit to op_dump_key
Refactoring around bwlimitter
Merge pull request #87 from yayugu/feature/key_dump_bwlimit

key dump bwlimit
Introduce a rwlock for write operations to avoid taking lots of read locks during dump operation
add copyright messages in each file
Fix time_watcher options
Retry "make" on travis-ci to avoid test failed due to memory shortage.
Merge pull request #88 from ikehara/wholelock_for_dump

Introduce a rwlock for write operations for dump
Merge pull request #85 from ikehara/fix_binary_cas_behavior

Fix op_set binary parser to enable behavior_cas flag
Merge pull request #93 from gree/travis_stability

Retry "make" on travis-ci to avoid test failed due to memory shortage.
Merge pull request #91 from yayugu/fix/time_watcher

Fix time_watcher options
Fix compiler warnings
Add a compile option to ignore harmless warnings with clang
Merge pull request #94 from yayugu/fix/warnings

Fix compiler warnings