Pin Settings, Pre-compiled Flags checker and minor fixes

[bmorcelli]

Pin-Settings

• Added build_flag on platformio.ini to set the pin settings for IR, and RF, from there, to help the porting process to other boards.
• Added a precompiler flag checker to create the flags case unused.

minnor fixes

• Added Seconds to Cardputer clock
• Stopped promiscuous mode when turn off raw sniffer (cause of some crashes) or when there's no room on LittleFs, in case using this FS.
• Removed BLE drawing from BLE Beacon and changed by tft coded drawing to save space on flash
• Cleaning listFiles array to free memory after usinf loopSD;
• Centralized (horizontally) the shark on bootscreen for Core devices (wider screen)