use "config/custom_configs/" for custom configs (backwards compatible)

linux appimage versioning changes synced with windows artifact version

Bump version to 0.0.4

Version 0.0.3

Mmapper with Neko's review fixes (RPCS3#2503)

Merge pull request RPCS3#1521 from Nekotekina/master

RPCS3 0.0.0.9 (caution: LLVM recompiler removed)

bump to version v0.0.0.5 a lot has changed since the last version num…

…ber and we don't have an annotated tag yet, which would be helpful for build name generation

- Version bump.

Merge pull request RPCS3#1 from DHrpcs3/wip

Wip