v3.2.3
https://www.bitaddress.org/bitaddress.org-v3.2.3-SHA256-c9a0bb3ed50aa75a5ae9c606d81e3fd41a4ff686ad38ad5379e2402f481e79a4.html
 - wallet details: show error when checksum validation fails
 - wallet details: show error when private key outside of curve range