CharSequenceContainsAtLeastCheckerBuilderBase(times: Int, containsBuilder: CharSequenceContainsBuilder<T, S>, nameContainsNotFun: String, nameAtLeastFun: String)
The base class for builders which create a contains at least check within the fluent API of a
    sophisticated contains assertion for CharSequence.
times - The number which the check will compare against the actual number of times an expected object is
    found in the input of the search.
containsBuilder - The previously used CharSequenceContainsBuilder.
nameContainsNotFun - The name of the function which represents a CharSequence contains not assertion.
nameAtLeastFun - The name of the function which was called and created this builder.
Constructor
The base class for builders which create a contains at least check within the fluent API of a
    sophisticated contains assertion for CharSequence.