Remove some include directives from app.h
Include storage subclasses in flared.cc
Remove include directives for boost headers from app.h
Remove --keep-opening-modules from run-tests.sh on travis
Add run-tests.travis.sh for running tests one by one
Merge pull request #76 from ikehara/fix_for_travis

Remove some include directives from app.h
Replication over clusters
Fix the review inducation and make more tests
Fix a bug of cluster replication
Fix cluster replication issues
Refactor test of cluster replication
Fix namespace of boost for cluster replication
Fix cluster replication tests