1.8.2

• improving scalability of boxcox in response to issue 10; thank you to Krzysztof Dyba (kadyb) for the suggestions.
• improved scalability of yeojohnson, thanks to Emil Hvitfeldt (EmilHvitfeldt) for his work on this problem for the recipes package here.
• updated tests to remain compatible with new recipes package (>0.1.16)