Kotlin 1.4.30, Bugfixes
- Bump to kotlin 1.4.30
- Fix invalid to string when big decimal is zero (#148)
- Fix xor test which was previously testing bit shifting instead of xor (#147)
- Fix biginteger xor operands magnitude array length mismatch (#144)
- Fix biginteger bitwise operations sign (#142)
- Added (back) support for legacy js target (#138)