CHANGES, README.md, INSTALL.md - updates for 3.1.0

CHANGES

@@ -8,10 +8,7 @@ Version 3.1.0 (unreleased)
  * Qt IVI is no longer supported
  * Fix inspection of graphics scenes with nested items
  * Support introspection of PySide apps
-
-Version 3.0.1 (unreleased)
---------------------------
- *
+ * Support 3rdparty submodules for KDStateMachineEditor (with graphviz)
 
 Version 3.0.0 (04 September 2023)
 ---------------------------------

INSTALL.md

@@ -114,7 +114,7 @@ or
 
 ... to remove all forwards
 
-### Additional notes
+### Debug builds
 
 To build a debug version pass `-DCMAKE_BUILD_TYPE=Debug` to cmake.
 
@@ -144,10 +144,21 @@ You can make probe only builds that way:
 
 You can still use any cmake flags you want like `CMAKE_DISABLE_FIND_PACKAGE_<PACKAGE>` etc.
 
+## Building with KDStateMachineEditor
+
+The KDAB library KDStateMachineEditor is required when building the
+State Machine Viewer plugin (-DGAMMARAY_WITH_KDSME=True).
+
+The code for this library (and its dependencies, most notably graphviz)
+is provided with the source bundle in the 3rdparty folder; alternatively,
+developers can git clone the associated submodule into 3rdparty.
+
+Note that additional tools (like Python) may be required to build graphviz.
+
 ## Optional Dependencies
 
 GammaRay relies on optional (FOSS) dependencies to help provide some of its
-functionality, most prominently KDSME (<https://github.com/KDAB/KDStateMachineEditor>).
+functionality.
 
 When you run cmake it will inform you about these missing dependencies.
 

README.md

@@ -91,6 +91,10 @@ Note that this software relies on 3rd party MIT-licensed projects
 and various other freely distributable files some of which are
 unused only for testing and not part of the application itself.
 
+For convenience, GammaRay source bundles (.tar.gz or .zip files) contain code for
+the [graphviz library](https://gitlab.com/graphviz/graphviz) which is licensed
+according to the [Eclipse Public License v1.0](https://www.eclipse.org/legal/epl/epl-v10.html).
+
 ## About KDAB
 
 GammaRay is supported and maintained by Klarälvdalens Datakonsult AB (KDAB).