Naming and coding style convention, new linter tool. (#945)

* Makefile, Scripts: new linter
* About: remove ID from IC
* Firmware: remove double define for DIVC/DIVR
* Scripts: check folder names too. Docker: replace syntax check with make lint.
* Reformat Sources and Migrate to new file naming convention
* Docker: symlink clang-format-12 to clang-format
* Add coding style guide

applications/bad_usb/bad_usb_app.c

@@ -1,6 +1,6 @@
 #include "bad_usb_app_i.h"
 #include <furi.h>
-#include <furi-hal.h>
+#include <furi_hal.h>
 
 static bool bad_usb_app_custom_event_callback(void* context, uint32_t event) {
     furi_assert(context);

applications/bad_usb/bad_usb_app_i.h

@@ -9,8 +9,8 @@
 #include <gui/scene_manager.h>
 #include <gui/modules/submenu.h>
 #include <dialogs/dialogs.h>
-#include <notification/notification-messages.h>
-#include <gui/modules/variable-item-list.h>
+#include <notification/notification_messages.h>
+#include <gui/modules/variable_item_list.h>
 #include "views/bad_usb_view.h"
 
 #define BAD_USB_APP_PATH_FOLDER "/any/badusb"

applications/bad_usb/bad_usb_script.c

@@ -1,9 +1,9 @@
 #include <furi.h>
-#include <furi-hal.h>
+#include <furi_hal.h>
 #include <gui/gui.h>
 #include <input/input.h>
 #include <lib/toolbox/args.h>
-#include <furi-hal-usb-hid.h>
+#include <furi_hal_usb_hid.h>
 #include <storage/storage.h>
 #include "bad_usb_script.h"
 

applications/bad_usb/scenes/bad_usb_scene_file_select.c

@@ -1,5 +1,5 @@
 #include "../bad_usb_app_i.h"
-#include "furi-hal-power.h"
+#include "furi_hal_power.h"
 
 static bool bad_usb_file_select(BadUsbApp* bad_usb) {
     furi_assert(bad_usb);

applications/bad_usb/scenes/bad_usb_scene_work.c

@@ -1,7 +1,7 @@
 #include "../bad_usb_script.h"
 #include "../bad_usb_app_i.h"
 #include "../views/bad_usb_view.h"
-#include "furi-hal.h"
+#include "furi_hal.h"
 
 void bad_usb_scene_work_ok_callback(InputType type, void* context) {
     furi_assert(context);