Init commit with many years of arduino sketches and projects. I dont know if the esp8266 includes much, but there are also libraries. I hope they dont have crazy automatic versioning through the Arduino IDE.

libraries/LiquidCrystal/examples/HelloWorld_SR/HelloWorld_SR.pde

@@ -0,0 +1,36 @@
+#include <Wire.h>
+#include <LiquidCrystal_SR.h>
+
+LiquidCrystal_SR lcd(8,7,TWO_WIRE);
+//                   | |
+//                   | \-- Clock Pin
+//                   \---- Data/Enable Pin
+
+// Creat a set of new characters
+byte armsUp[8] = {0b00100,0b01010,0b00100,0b10101,0b01110,0b00100,0b00100,0b01010};
+byte armsDown[8] = {0b00100,0b01010,0b00100,0b00100,0b01110,0b10101,0b00100,0b01010};
+
+void setup(){
+
+  lcd.begin(16,2);               // initialize the lcd
+
+  lcd.createChar (0, armsUp);    // load character to the LCD
+  lcd.createChar (1, armsDown);    // load character to the LCD
+
+  lcd.home ();                   // go home
+  lcd.print("LiquidCrystal_SR");
+}
+
+void loop(){
+  // Do a little animation
+  for(int i = 0; i <= 15; i++) showHappyGuy(i);
+  for(int i = 15; i >= 0; i--) showHappyGuy(i);
+}
+
+void showHappyGuy(int pos){
+  lcd.setCursor ( pos, 1 ); // go to position
+  lcd.print(char(random(0,2))); // show one of the two custom characters
+  delay(150); // wait so it can be seen
+  lcd.setCursor ( pos, 1 ); // go to position again
+  lcd.print(" "); // delete character
+}