[FL-2957] Unified Info API, App Error, Data Xchange (#1998)

* Update protobuf definitions
* Add Property subsystem entry point function
* Key-based system info and power info function stubs
* Remove unneeded functions
* Working power info
* Working system info
* Replace #defines with string literals
* Remove unneeded field
* Simplify system info formatting
* Refactor output callback handling
* Handle the last info element correctly
* Optimise power info, rename methods
* Add comments
* Add power debug
* Remove unneeded definitions
* Rename some files and functions
* Update protobuf definitions
* Implement App GetError and DataExchange APIs
* Send GetErrorReply with correct command_id
* Add RPC debug app stub
* Add more scenes
* Add warning, increase stack size
* Add receive data exchange scene
* Improve data exchange
* Add notifications
* Update application requirements
* Bump format version for property-based infos
* Correctly reset error text
* RCP: sync protobuf repo to latest release tag

Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>

firmware/targets/furi_hal_include/furi_hal_info.h

@@ -7,27 +7,20 @@
 
 #include <stdbool.h>
 #include <stdint.h>
+#include <core/string.h>
+#include <toolbox/property.h>
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-/** Callback type called every time another key-value pair of device information is ready
- *
- * @param      key[in]      device information type identifier
- * @param      value[in]    device information value
- * @param      last[in]     whether the passed key-value pair is the last one
- * @param      context[in]  to pass to callback
- */
-typedef void (
-    *FuriHalInfoValueCallback)(const char* key, const char* value, bool last, void* context);
-
 /** Get device information
  *
  * @param[in]  callback     callback to provide with new data
+ * @param[in]  sep          category separator character
  * @param[in]  context      context to pass to callback
  */
-void furi_hal_info_get(FuriHalInfoValueCallback callback, void* context);
+void furi_hal_info_get(PropertyValueCallback callback, char sep, void* context);
 
 #ifdef __cplusplus
 }