Subaddresses as first class citizens (m2049r#733)

bump version

bump version

bump version

bump version

bump version

fix tests (m2049r#717)

bump version (consolidating with play release)

add more output currencies (m2049r#714)

replace xmr.to with SideShift.ai (m2049r#710)

replace xmr.to with SideShift.ai
random bugfixes
upgrade gradle & dependencies