Removed white space at EOL, added some EOLs at EOF

Many code editors are set to do this automatically now, so it ends up being annoying to scrape back out of commits to keep them easily reviewable.

Also added '.DS_Store' and 'build' entries to .gitignore

lvgl_tft/ili9488.c

@@ -50,7 +50,7 @@ static void ili9488_send_color(void * data, uint16_t length);
 /**********************
  *   GLOBAL FUNCTIONS
  **********************/
-// From github.com/jeremyjh/ESP32_TFT_library 
+// From github.com/jeremyjh/ESP32_TFT_library
 // From github.com/mvturnho/ILI9488-lvgl-ESP32-WROVER-B
 void ili9488_init(void)
 {
@@ -102,7 +102,7 @@ void ili9488_init(void)
 	// Exit sleep
 	ili9488_send_cmd(0x01);	/* Software reset */
 	vTaskDelay(100 / portTICK_RATE_MS);
-	
+
 	//Send all the commands
 	uint16_t cmd = 0;
 	while (ili_init_cmds[cmd].databytes!=0xff) {
@@ -151,7 +151,7 @@ void ili9488_flush(lv_disp_drv_t * drv, const lv_area_t * area, lv_color_t * col
 	    (uint8_t) (area->x2 >> 8) & 0xFF,
 	    (uint8_t) (area->x2) & 0xFF,
 	};
-	
+
 	/* Page addresses  */
 	uint8_t yb[] = {
 	    (uint8_t) (area->y1 >> 8) & 0xFF,