graphannis 0.21.1

This is a prototype for a new backend implementation of the ANNIS linguistic search and visualization system.
Documentation 
upload-doc = false
sign-commit = true
tag-prefix = "v"
no-dev-version = true
pre-release-hook = ["cargo", "test"]
pre-release-replacements = [ 
    {file="CHANGELOG.md", search="Unreleased", replace="{{version}}"},
    {file="CHANGELOG.md", search="ReleaseDate", replace="{{date}}"}, 
    {file="CITATION.cff", search="^version: [0-9.]+", replace="version: {{version}}"}, 
    {file="CITATION.cff", search="date-released: [0-9\\-]+", replace="date-released: {{date}}"}, 
    {file="docs/src/embed/java.md", search="<version>[0-9.]+</version>", replace="<version>{{version}}</version>"},
    {file="docs/src/embed/rust.md", search="graphannis = \"[0-9.]+\"", replace="graphannis = \"{{version}}\""}
]