Use Kaleidoscope.use instead of USE_PLUGINS

Signed-off-by: Gergely Nagy <algernon@madhouse-project.org>

README.md

@@ -42,7 +42,7 @@ We can then update the keymap via [Focus][plugin:focus].
 
 void setup() {
   Serial.begin(9600);
-  USE_PLUGINS(&EEPROMKeymap, &Focus);
+  Kaleidoscope.use(&EEPROMKeymap, &Focus);
   
   Kaleidoscope.setup();
   

examples/EEPROM-Keymap/EEPROM-Keymap.ino

@@ -42,7 +42,7 @@ const Key keymaps[][ROWS][COLS] PROGMEM = {
 void setup() {
   Serial.begin(9600);
 
-  USE_PLUGINS(&EEPROMKeymap, &Focus);
+  Kaleidoscope.use(&EEPROMKeymap, &Focus);
 
   Kaleidoscope.setup();
 

src/Kaleidoscope/EEPROM-Keymap.cpp

@@ -28,7 +28,7 @@ EEPROMKeymap::EEPROMKeymap(void) {
 }
 
 void EEPROMKeymap::begin(void) {
-  USE_PLUGINS(&::EEPROMSettings);
+  Kaleidoscope.use(&::EEPROMSettings);
 }
 
 void EEPROMKeymap::max_layers(uint8_t max) {