* Modernize src/c* src/d* and src/e* files * default operator * redundant init * delete default constructors on CraftDefinition childs (never used) * fix some missing init values * const ref fix reported by clang-tidy * ranged-based for loops * simple conditions & returns * empty stl function instead of size * emplace_back stl function instead of push_back + construct temp obj * auto for some iterators * code style fixes * c++ stl headers instead of C stl headers (stdio.h -> cstdio)
* Player data to Database Add player data into databases (SQLite3 & PG only) PostgreSQL & SQLite: better POO Design for databases Add --migrate-players argument to server + deprecation warning * Remove players directory if empty
