Update README.md
Merge branch 'master' of github.com:tantaman/LargeLocalStorage
Various URLCache improvements and todos
Allows database name in the LLS configuration.  Allows empty and ls
operations.
URL cache: monitors pending requests, revokes urls when the cache
reference is invalidated
clear, ls, rm implementations
rm, ls, clear fixes for indexedb and websql
Clear for urlcache
Pipelined LLS for extensibility
URLCache added as a pipeline.js pipeline handler.
Included sinon
Cleaned up the pipeline object's names by moving pipe methods to the
pipe property
Finished off the major unit tests for URL caching
Merge branch 'master' into gh-pages
Rebuilts docs