#720 Clarified contract for MkStorage locking
#720 Clarified contract for MkStorage locking
cvrebert/typed-github,YamStranger/jcabi-github,pecko/jcabi-github,zygm0nt/jcabi-github,shelan/jcabi-github,cezarykluczynski/jcabi-github,prondzyn/jcabi-github