* core/primitives: set dothereum address type to 4
* subkey: add dothereum to network prefix
* core/primitives: set dothereum address type to 20
* core/primitives: update comment
* core/primitives: set default address to Dothereum
* Revert "core/primitives: set default address to Dothereum"
This reverts commit 2fc95490c89390eb26f200cb314435b1e9ff83e8.
* core/primitives: allow to parse different default address types