BridgeDb 3.0.4

First public release of BridgeDb 3.0, a major version upgrade. It includes all the many small updates in the 2.3 seriese, but also introduces new features: support for secondary identifiers (identifiers that are not removed or deleted yet, but which have a better identifier), compact identifier support, no longer has the main copy of datasources.tsv, updates the versions of many dependencies, and a tool for create VoID header files. Java 8 and 11 are supporte