Remove unsupported API functions, don't really care about old sketches (muhahaha.)

Author: fdebrabander

LiquidCrystal_I2C.cpp

@@ -250,14 +250,3 @@ void LiquidCrystal_I2C::printstr(const char c[]){
 	//it's here so the user sketch doesn't have to be changed 
 	print(c);
 }
-
-// unsupported API functions
-void LiquidCrystal_I2C::off() {}
-void LiquidCrystal_I2C::on() {}
-void LiquidCrystal_I2C::setDelay (int cmdDelay,int charDelay) {}
-uint8_t LiquidCrystal_I2C::status(){return 0;}
-uint8_t LiquidCrystal_I2C::keypad (){return 0;}
-uint8_t LiquidCrystal_I2C::init_bargraph(uint8_t graphtype){return 0;}
-void LiquidCrystal_I2C::draw_horizontal_graph(uint8_t row, uint8_t column, uint8_t len,  uint8_t pixel_col_end){}
-void LiquidCrystal_I2C::draw_vertical_graph(uint8_t row, uint8_t column, uint8_t len,  uint8_t pixel_row_end){}
-void LiquidCrystal_I2C::setContrast(uint8_t new_val){}

LiquidCrystal_I2C.h

@@ -88,17 +88,6 @@ class LiquidCrystal_I2C : public Print {
 	void setBacklight(uint8_t new_val);				// alias for backlight() and nobacklight()
 	void load_custom_character(uint8_t char_num, uint8_t *rows);	// alias for createChar()
 	void printstr(const char[]);
-
-// Unsupported API functions (not implemented in this library)
-	uint8_t status();
-	void setContrast(uint8_t new_val);
-	uint8_t keypad();
-	void setDelay(int,int);
-	void on();
-	void off();
-	uint8_t init_bargraph(uint8_t graphtype);
-	void draw_horizontal_graph(uint8_t row, uint8_t column, uint8_t len,  uint8_t pixel_col_end);
-	void draw_vertical_graph(uint8_t row, uint8_t column, uint8_t len,  uint8_t pixel_col_end);
 
 private:
 	void send(uint8_t, uint8_t);