Fix comment.
Added comments regarding unlock implementation.
Minor comment fix.
Grammar fix.
Added versioning file.
Index close allows active cursors now. They will behave the same as if they were created after the index was closed.
Added changelog.
Update CHANGELOG.md
Fix deadlock when dropping index.
Merge branch 'master' of github.com:cojen/Tupl
Update wording in versioning file.
Replication drop waits for concurrent deletes to finish.
Minor code simplification.
Added ability to rename an index.
Added index rename and drop notifications.
Clarified index close behavior.
Removed commented-out public modifier. Interface methods are implicitly public.
Added detail to exception message.
Added comment.
Eliminate field in favor of quick calculation.