Added test data example with gridinit API
Add LDAPExtSampler and example.
Fix bug
Merge pull request #7 from hiroyuki-sato/hiroysato

Add LDAPExtSampler and example.
Include LDAP sampler
Add ResponseTimeGraphVisualizer, StatVisualizer and example.
Merge pull request #8 from hiroyuki-sato/hiroysato

Add ResponseTimeGraphVisualizer, StatVisualizer and example. Thanks again, good work.
merged stat visualizer