docs: Increase version to 3.1.0

Author: JanEbbing

CHANGELOG.md

@@ -5,7 +5,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 
-## Unreleased
+## [3.1.0]
 ### Added
 * Added `model_type` option to `translate()` to use models with higher
   translation quality (available for some language pairs), or better latency.
@@ -51,6 +51,7 @@ The change in major version is only due to the change in maintainership, there i
 * Make RequestEntityTooLarge error message more clear
 
 
+[3.1.0]: https://github.com/DeepLcom/deepl-rb/compare/v3.0.2...v3.1.0
 [3.0.2]: https://github.com/DeepLcom/deepl-rb/compare/v3.0.1...v3.0.2
 [3.0.1]: https://github.com/DeepLcom/deepl-rb/compare/v3.0.0...v3.0.1
 [3.0.0]: https://github.com/DeepLcom/deepl-rb/compare/v2.5.3...v3.0.0

VERSION

@@ -1 +1 @@
-3.0.2
+3.1.0

deepl-rb.gemspec

@@ -2,17 +2,17 @@
 # DO NOT EDIT THIS FILE DIRECTLY
 # Instead, edit Juwelier::Tasks in Rakefile, and run 'rake gemspec'
 # -*- encoding: utf-8 -*-
-# stub: deepl-rb 3.0.2 ruby lib
+# stub: deepl-rb 3.1.0 ruby lib
 
 Gem::Specification.new do |s|
   s.name = "deepl-rb".freeze
-  s.version = "3.0.2"
+  s.version = "3.1.0"
 
   s.required_rubygems_version = Gem::Requirement.new(">= 0".freeze) if s.respond_to? :required_rubygems_version=
   s.metadata = { "bug_tracker_uri" => "https://github.com/DeepLcom/deepl-rb/issues", "changelog_uri" => "https://github.com/DeepLcom/deepl-rb/blob/main/CHANGELOG.md", "documentation_uri" => "https://github.com/DeepLcom/deepl-rb/blob/main/README.md", "homepage_uri" => "https://github.com/DeepLcom/deepl-rb" } if s.respond_to? :metadata=
   s.require_paths = ["lib".freeze]
   s.authors = ["DeepL SE".freeze]
-  s.date = "2024-10-02"
+  s.date = "2024-11-15"
   s.description = "Official Ruby library for the DeepL language translation API (v2). For more information, check this: https://www.deepl.com/docs/api-reference.html".freeze
   s.email = "open-source@deepl.com".freeze
   s.extra_rdoc_files = [