NFC Forum features support initiated

- NDEF - NFC Data Exchange Format (NDEF) message(s),
- T4TOP APDU - Type 4 Tag Operation (T4TOP), APDU command/response parse.

Smart Poster's URI, action and Text NDEF messages example:

--- # Cheef's parser (Limited version - 5 levels deep only).
- NDEFs:  # NFC Data Exchange Format (NDEF) message(s)
 - xU:  # NFC Forum, NDEF URI Record
  - HDR: 
     MB: "80" # Message Begin [1_______]  // true
     SR: "00" # Short Record [___x____]
     TNF: "01" # Type Name Format [_____xxx]  // 1 - NFC Forum, well-known type
    TL: "01" # Type length  // 1
  - PL:  # Payload length  // 14
     v4: "0000000E"
    tag: "55" # TYPE  // U - NFC Forum, URI
  - val:  #   // http://www.nfc-forum.org
     ID: "01" # URI identifier code  // http://www.
     URI: "6E66632D666F72756D2E6F7267" #   // nfc-forum.org
 - xact:  # NFC Forum, NDEF Smart Poster, local Action Record
  - HDR: 
     SR: "10" # Short Record [___x____]  // 1
     TNF: "01" # Type Name Format [_____xxx]  // 1 - NFC Forum, well-known type
    TL: "03" # Type length  // 3
  - PL:  # Payload length  // 1
     v1: "01"
    tag: "616374" # TYPE  // act
    val: "00" #   // Do the action
 - xT:  # NFC Forum, NDEF Text Record
  - HDR: 
     SR: "10" # Short Record [___x____]  // 1
     TNF: "01" # Type Name Format [_____xxx]  // 1 - NFC Forum, well-known type
    TL: "01" # Type length  // 1
  - PL:  # Payload length  // 18
     v1: "12"
    tag: "54" # TYPE  // T - NFC Forum, Text Record
  - val: 
   - SB: 
      UTF8: "00" # text encoded in UTF-8 [0_______]  // true
      LL: "05" # ISO/IANA language code length [__xxxxxx]  // 5
     LC: "656E2D5553" # ISO/IANA language code  // en-US
   - TEXT: 
      UTF8: "48656C6C6F20776F726C6421" #   // Hello world!
 - xT:  # NFC Forum, NDEF Text Record
  - HDR: 
     ME: "40" # Message End [_1______]  // true
     SR: "10" # Short Record [___x____]  // 1
     TNF: "01" # Type Name Format [_____xxx]  // 1 - NFC Forum, well-known type
    TL: "01" # Type length  // 1
  - PL:  # Payload length  // 19
     v1: "13"
    tag: "54" # TYPE  // T - NFC Forum, Text Record
  - val: 
   - SB: 
      UTF8: "00" # text encoded in UTF-8 [0_______]  // true
      LL: "02" # ISO/IANA language code length [__xxxxxx]  // 2
     LC: "6669" # ISO/IANA language code  // fi
   - TEXT: 
      UTF8: "4D6F726A656E732C206D6161696C6D61" #   // Morjens, maailma