v0.4.0.
Added ('times') option to run, for executing a task precisely K times
before stopping.
Added a test for the new #run signature.
Some fixes...
On branch master
modified:   Readme.md
modified:   lib/cucu.js
modified:   package.json
modified:   test/cucu-add-test.js
modified:   test/cucu-del-test.js
modified:   test/cucu-flush-test.js
new file:   test/cucu-run-k-times-test.js
modified:   test/cucu-run-test.js