Spi dynamic speed (#432)

src/internal/TwoWireBitBangImple.h

@@ -30,6 +30,8 @@ License along with NeoPixel.  If not, see
 class TwoWireBitBangImple
 {
 public:
+    typedef NeoNoSettings SettingsObject;
+
     TwoWireBitBangImple(uint8_t pinClock, uint8_t pinData) :
         _pinClock(pinClock),
         _pinData(pinData)
@@ -86,6 +88,10 @@ public:
         }
     }
 
+    void applySettings(const SettingsObject& settings)
+    {
+    }
+
 private:
     const uint8_t  _pinClock;     // output pin number for clock line
     const uint8_t  _pinData;      // output pin number for data line