Upgrading to pxt 3.5.4 (#367)

* pxt/common updates

* added game lib

* removing gamelib

libs/core/png.cpp

@@ -28,7 +28,7 @@ static uint32_t swap(uint32_t num) {
 
 /** Decompresses a 1-bit gray scale PNG image to image format. */
 //%
-Image unpackPNG(Buffer png) {
+Image_ unpackPNG(Buffer png) {
     if (!png) {
         DMESG("PNG: Missing image");
         return NULL;

libs/core/screen.cpp

@@ -45,10 +45,10 @@ static void bitBufferToFrameBuffer(uint8_t *bitBuffer, uint8_t *fb) {
 }
 
 static uint8_t *mappedFrameBuffer;
-static Image lastImg;
+static Image_ lastImg;
 
 //%
-void updateScreen(Image img) {
+void updateScreen(Image_ img) {
     if (img && img != lastImg) {
         decrRC(lastImg);
         incrRC(img);

package.json

@@ -45,8 +45,8 @@
     "webfonts-generator": "^0.4.0"
   },
   "dependencies": {
-    "pxt-common-packages": "0.20.5",
-    "pxt-core": "3.4.9"
+    "pxt-common-packages": "0.20.14",
+    "pxt-core": "3.5.4"
   },
   "scripts": {
     "test": "node node_modules/pxt-core/built/pxt.js travis"

sim/state/screen.ts

@@ -99,8 +99,8 @@ namespace pxsim.image {
     }
 }
 
-namespace pxsim.pxtcore {
-    export function updateStats(str: string) {
+namespace pxsim.game {
+    export function takeScreenshot() {
         // TODO
     }
 }