refactor: extracting one method to be responsible to get the current mouse selection.
+ The {score} placeholder on `targetFormat` option is no longer mandatory.
+ On `click` method, if click callback is not defined, it will be ignore instead of throw error.
refactor: code review.
+ The `numberMax` now sets the stars between 1...`numberMax` instead 0...`numberMax`.
refactor: separating the spec on files to be more clear the specs.
remove: options width and size.
refactor: extracted staroff method spec.
fix: missing comma.
update: add title on badges.
update: running options before to keep the original options values.
remove: unused file.
refactor: extracted some spec for it own file.