Update Readme.md.

Author: mbroz

README.md

@@ -39,6 +39,12 @@ Download
 Release notes and tarballs are available at
 [kernel.org](https://cdn.kernel.org/pub/linux/utils/cryptsetup/).
 
+**The latest cryptsetup release candidate version is 2.8.7-rc1**
+  * [cryptsetup-2.8.7-rc1.tar.xz](https://cdn.kernel.org/pub/linux/utils/cryptsetup/v2.8/cryptsetup-2.8.7-rc1.tar.xz)
+  * Signature [cryptsetup-2.8.7-rc1.tar.sign](https://cdn.kernel.org/pub/linux/utils/cryptsetup/v2.8/cryptsetup-2.8.7-rc1.tar.sign)
+    _(You need to decompress file first to check signature.)_
+  * [Cryptsetup 2.8.7-rc1 Release Notes](https://cdn.kernel.org/pub/linux/utils/cryptsetup/v2.8/v2.8.7-rc1-ReleaseNotes).
+
 **The latest stable cryptsetup release version is 2.8.6**
   * [cryptsetup-2.8.6.tar.xz](https://cdn.kernel.org/pub/linux/utils/cryptsetup/v2.8/cryptsetup-2.8.6.tar.xz)
   * Signature [cryptsetup-2.8.6.tar.sign](https://cdn.kernel.org/pub/linux/utils/cryptsetup/v2.8/cryptsetup-2.8.6.tar.sign)

misc/fedora/cryptsetup.spec

@@ -2,7 +2,7 @@
 
 Summary: Utility for setting up encrypted disks
 Name: cryptsetup
-Version: 2.8.6
+Version: 2.8.7-rc1
 Release: 1%{?dist}
 License: GPL-2.0-or-later WITH cryptsetup-OpenSSL-exception AND LGPL-2.1-or-later WITH cryptsetup-OpenSSL-exception
 URL: https://gitlab.com/cryptsetup/cryptsetup