Preparing for release, 0.15.0.

Author: dblock

.rubocop.yml

@@ -13,18 +13,25 @@ AllCops:
     - lib/slack/web/api/endpoints/* # Auto-generated
     - lib/slack/web/api/errors.rb # Auto-generated
     - spec/slack/web/api/endpoints/* # Auto-generated
+
 Layout/EmptyLineAfterMagicComment:
   Enabled: false
+
 Metrics/BlockLength:
   Max: 250
+
 Metrics/ClassLength:
   Max: 250
-Metrics/LineLength:
+
+Layout/LineLength:
   Max: 128
+
 Style/Documentation:
   Enabled: false
+
 Style/ModuleFunction:
   Enabled: false
+
 Naming/FileName:
   Exclude:
     - lib/slack-ruby-client.rb # Required to match gemspec name

CHANGELOG.md

@@ -1,4 +1,4 @@
-### 0.15.0 (Next)
+### 0.15.0 (2020/7/26)
 
 * [#322](https://github.com/slack-ruby/slack-ruby-client/pull/322): Cache `Faraday::Connection` for persistent adapters - [@drbrain](https://github.com/drbrain).
 * [#324](https://github.com/slack-ruby/slack-ruby-client/pull/324): Require Faraday >= 1.0 - [@dblock](https://github.com/dblock).
@@ -7,7 +7,6 @@
 * [#329](https://github.com/slack-ruby/slack-ruby-client/pull/329): Log when methods are deprecated - [@wasabigeek](https://github.com/wasabigeek).
 * [#325](https://github.com/slack-ruby/slack-ruby-client/pull/325): Remove activesupport dependency - [@ianks](https://github.com/ianks).
 * [#331](https://github.com/slack-ruby/slack-ruby-client/pull/331): Use `conversations_list` instead of deprecated `channels_list`. Added `admin_conversations_restrictAccess_addGroup`, `admin_conversations_restrictAccess_listGroups` and `admin_conversations_restrictAccess_removeGroup` endpoints - [@wasabigeek](https://github.com/wasabigeek).
-* Your contribution here.
 
 ### 0.14.6 (2020/3/28)
 

README.md

@@ -72,7 +72,7 @@ A Ruby client for the Slack [Web](https://api.slack.com/web), [RealTime Messagin
 
 ## Stable Release
 
-You're reading the documentation for the **next** release of slack-ruby-client. Please see the documentation for the [last stable release, v0.14.6](https://github.com/slack-ruby/slack-ruby-client/blob/v0.14.6/README.md) unless you're integrating with HEAD. See [UPGRADING](UPGRADING.md) when upgrading from an older version.
+You're reading the documentation for the **stale** release of slack-ruby-client, v0.15.0. See [UPGRADING](UPGRADING.md) when upgrading from an older version.
 
 ## Installation