Merge pull request #455 from Appsilon/release-1.3.1

Bump version to 1.3.1 and update changelog

Author: kamilzyla

DESCRIPTION

@@ -1,6 +1,6 @@
 Package: rhino
 Title: A Framework for Enterprise Shiny Applications
-Version: 1.3.0.9003
+Version: 1.3.1
 Authors@R:
   c(
     person("Kamil", "Żyła", role = c("aut", "cre"), email = "opensource+kamil@appsilon.com"),

NEWS.md

@@ -1,7 +1,8 @@
-# rhino (development version)
+# rhino 1.3.1
 
 1. `test_r()` now clears the environment of loaded box modules before tests are run.
 This removes the need for `box::reload()` calls in tests.
+2. Added support for `shinymanager`.
 
 # [rhino 1.3.0](https://github.com/Appsilon/rhino/releases/tag/v1.3.0)