add script to download ruffle for flash support

tools/download_ruffle.py

@@ -0,0 +1,42 @@
+import requests, json, zipfile, os, glob
+
+if os.path.isdir("../static/ruffle/"):
+    print("Flash is already downloaded, clearing old directory and updating...")
+    rm = glob.glob("../static/ruffle/*")
+    for x in rm:
+        os.remove(x)
+else:
+    print("Flash is not downloaded yet, creating directory...")
+    os.mkdir("../static/ruffle/")
+
+releases = requests.get("https://api.github.com/repos/ruffle-rs/ruffle/releases?per_page=1")
+releasesJsonified = json.loads(releases.text)
+
+for asset in releasesJsonified[0]["assets"]:
+    if "web-selfhosted" in asset["browser_download_url"]:
+        newFlashFiles = requests.get(asset["browser_download_url"])
+        flashDumped = open("flash.zip", "wb+")
+        flashDumped.write(newFlashFiles.content)
+
+        flashZip = zipfile.ZipFile("flash.zip", "r")
+        flashZip.extractall("../static/ruffle/")
+
+        rmglob = glob.glob("../static/ruffle/*.map")
+        rm = ["../static/ruffle/README.md",
+              "../static/ruffle/LICENSE_MIT",
+              "../static/ruffle/LICENSE_APACHE",
+              "../static/ruffle/package.json"]
+        for item in rmglob:
+            rm.append(item)
+
+        for item in rm:
+            os.remove(item)
+
+        flashZip.close()
+
+        os.remove("flash.zip")
+
+        print("Flash was successfully downloaded and extracted")
+        exit()
+
+print("Flash not found, download it manually at https://github.com/ruffle-rs/ruffle/releases")