WIP Split sirius

[anupriyatripathi]

This PR will allow splitting each processing step in Sirius to generate fingerprints. Fixes #33

[coveralls]

Pull Request Test Coverage Report for Build 54

• 49 of 49 (100.0%) changed or added relevant lines in 3 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+2.9%) to 98.718%

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Totals
Change from base Build 45:	2.9%
Covered Lines:	149
Relevant Lines:	150

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💛 - Coveralls

[ElDeveloper]

Thanks @anupriyatripathi