Add Eta::Estimator, for projecting when a task will be done, based on an arbitrary percentage-done.
Fix bundler error in README: 'bundle' -> 'bundle install'
Merge pull request #1 from danbernier/add-estimator

Add `Eta::Estimator`, that's independent of a Process
Revert "Fix bundler error in README: 'bundle' -> 'bundle install'"

This reverts commit 6201cfd4fae2b73916f61eff74f24d44ee254b8a.

`bundle` is an alias for `bundle install`
not sure what this is, but it breaks things
version