[FL-1237] Notifications app (#476)

* Notification app: init
* Notification app: separate message sequences
* Notification app: rename notifications to notification
* Notification app: rework api
* Notification app: new sequences for charger
* Power app: add state for better led handling
* Power app: NotificationSequence type, notification led process
* Blink app: use notifications
* Notification app: sound and vibro notifications
* Notification app: note messages
* Notification app: more messages
* Notification app: update note message generator
* Blink app: fix state counter
* Notification app: fix delay event
* App sd-filesystem: notifications
* App notifications: headers c++ compatibility
* App notifications: Cmaj success chord sequence
* App iButton: use notifications
* App notification: display backlight notifications
* App notification: add "display on" message to success and error sequences
* App accessor: use notifications
* App ibutton: guard onewire key read
* Lib-RFAL: remove api_hal_light usage
* App notification: add blocking mode, rework display api
* Cli led command: use internal notification instead of direc access to leds.
* App unit test: use notifications
* App lfrfid: use notifications
* Apps: close notification record
* App subghz: rough use of notifications
* App notificaton: ignore reset flag
* App strobe: removed
* Lib irda decoder: fix nec decoding
* App irda: fix assert, use notifications
* Apps: use notifications
* Fix IRDA tests
* Cli: better var naming
* App notification: readable sources

Co-authored-by: Albert Kharisov <albert@flipperdevices.com>
Co-authored-by: あく <alleteam@gmail.com>

applications/applications.mk

@@ -19,6 +19,7 @@ SRV_CLI = 1
 SRV_SD_FILESYSTEM = 1
 SRV_INTERNAL_STORAGE = 1
 SRV_DOLPHIN = 1
+SRV_NOTIFICATION = 1
 
 # Main Apps
 APP_IRDA  = 1
@@ -328,3 +329,8 @@ ifeq ($(SRV_CLI), 1)
 SRV_GUI		= 1
 CFLAGS		+= -DSRV_CLI
 endif
+
+SRV_NOTIFICATION ?= 0
+ifeq ($(SRV_NOTIFICATION), 1)
+CFLAGS		+= -DSRV_NOTIFICATION
+endif