prepared maintenance release 3.1.1

Signed-off-by: Jan Kowalleck <[email protected]>

Author: jkowalleck

HISTORY.md

@@ -2,6 +2,13 @@
 
 ## unreleased
 
+## 3.1.1
+
+* Misc
+  * Updated some documentation.
+  * Bumped some dev-tools.
+  * Added normalizer for `composer.json` files.
+
 ## 3.1.0
 
 * Added
@@ -10,9 +17,9 @@
     * Added a switch `--no-validate` to disable result validation.
     * When the verbosity at "debug" level, then detailed debug info will be put out.
       This should help to find validation issues.
- * Validation classes/methods to test SBoM
-   in XML and JSON format
-   for spec 1.1, 1.2, 1.3
+  * Validation classes/methods to test SBoM
+    in XML and JSON format
+    for spec 1.1, 1.2, 1.3
 
 ## 3.0.0
 

README.md

@@ -16,8 +16,8 @@ A plugin for PHP's [Composer](https://getcomposer.org/) that generates Bill of M
 
 ### Requirements
 
-The plugin supports PHP `^7.3 || ^8.0`
-with composer `^1.3 || ^2.0`.
+The plugin supports PHP `^7.3 || ^8.0` with composer `^2.0`.  
+There are older versions of this plugin available, which support php `^5.5 || ^7.0` with composer `^1.0 || ^2.0`.
 
 ### Installation
 

semver.txt

@@ -1 +1 @@
-3.1.0
+3.1.1