251 d0b9405f96 Refactors keystore.h type aliases.
This squashed commit either encapsulates type alias declarations at the appropriate scope; or removes type aliases that are not used.

The encapsulated type aliases are declared using C++11's `using` notation in favor of the `typedef` notation.
2018-07-12 00:48:49 +02:00
..
2018-07-12 00:48:49 +02:00