chore: bump version to 0.5.0

Source-incompatible changes in pj_datastore/object_store.hpp:
- ObjectEntry::payload variant tag types
- pushLazy fetch signature (returns PayloadView)
- ResolvedObjectEntry field layout (carries a PayloadView)

Per the pre-1.0 convention, this warrants a MINOR bump.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: facontidavide

CMakeLists.txt

@@ -202,7 +202,7 @@ endif()
 if(PJ_INSTALL_SDK)
   include(CMakePackageConfigHelpers)
 
-  set(PJ_PACKAGE_VERSION "0.4.2")
+  set(PJ_PACKAGE_VERSION "0.5.0")
   set(PJ_PACKAGE_CMAKE_DIR ${CMAKE_INSTALL_LIBDIR}/cmake/plotjuggler_core)
 
   install(EXPORT plotjuggler_coreTargets

conanfile.py

@@ -7,7 +7,7 @@
   plugin_sdk   — umbrella for plugin authors (base + dialog SDK + parser SDK)
   plugin_host  — umbrella for host loaders (data_source/parser/toolbox/dialog)
 
-A consuming Conan recipe declares e.g. `plotjuggler_core/0.4.2` and then:
+A consuming Conan recipe declares e.g. `plotjuggler_core/0.5.0` and then:
 
     find_package(plotjuggler_core REQUIRED COMPONENTS plugin_sdk)
     target_link_libraries(my_plugin PRIVATE plotjuggler_core::plugin_sdk)
@@ -27,7 +27,7 @@
 
 class PlotjugglerCoreConan(ConanFile):
     name = "plotjuggler_core"
-    version = "0.4.2"
+    version = "0.5.0"
     # Apache-2.0 covers pj_base + pj_plugins (the plugin-facing SDK);
     # MPL-2.0 covers pj_datastore (the storage engine). See LICENSE.
     license = "Apache-2.0 AND MPL-2.0"