Bump version to 1.8.20 and add release notes

Author: odinserj

appveyor.yml

@@ -7,7 +7,7 @@
 #   - Section names should be unique on each level.
 
 # Please don't edit it manually, use the `build.bat version` command instead.
-version: 1.8.19-build-0{build}
+version: 1.8.20-build-0{build}
 
 image:
   - Visual Studio 2022

nuspecs/Hangfire.Core.nuspec

@@ -23,6 +23,9 @@ https://www.hangfire.io/
 Release notes are available in our blog https://www.hangfire.io/blog/
 Please see https://docs.hangfire.io/en/latest/upgrade-guides/upgrading-to-hangfire-1.8.html to learn how to upgrade.
 
+1.8.20
+• Fixed – Glyphicons from Bootstrap are not displaying after upgrading to version 1.8.19.
+
 1.8.19
 • Changed – Update Bootstrap to the custom version of 3.4.2 to avoid false alerts on unused features.
 • Fixed – Typos in Portuguese translation (by @VianaArthur).

nuspecs/Hangfire.nuspec

@@ -23,6 +23,12 @@ https://www.hangfire.io/
 Release notes are available in our blog https://www.hangfire.io/blog/
 Please see https://docs.hangfire.io/en/latest/upgrade-guides/upgrading-to-hangfire-1.8.html to learn how to upgrade.
 
+1.8.20
+
+Hangfire.Core
+
+• Fixed – Glyphicons from Bootstrap are not displaying after upgrading to version 1.8.19.
+
 1.8.19
 
 Hangfire.Core

src/SharedAssemblyInfo.cs

@@ -9,4 +9,4 @@
 [assembly: ComVisible(false)]
 
 // Please don't edit it manually, use the `build.bat version` command instead.
-[assembly: AssemblyVersion("1.8.19")]
+[assembly: AssemblyVersion("1.8.20")]