Issue title: how to limit the number of bits in the bloomfilter 
 Issue body: Hi,
Thanks you very much for your program. I wanted to use your program. I wanted to make the bloom filter size a fixed amount. how should I do that?

Thank you!
 Comments: 
 Comment 0: it was solved by suing another constructor that specified the size. 
thanks.
{'source': 'GithubIssues', 'repo_name_with_owner': 'MagnusS/Java-BloomFilter', 'issue_id': 296563599, 'repo_stars': 508.0}