Changed the splitting size of a large binary bile to 100 kBytes blocks.

src/fw_downloader/fw_downloader.cpp

@@ -244,8 +244,8 @@ int main(int argc,char *argv[])
                 end=true;
               }
             }
-            if((binary_size-written_size)>1024*20)
-              write_size=1024*20;
+            if((binary_size-written_size)>1024*100)
+              write_size=1024*100;
             else
               write_size=binary_size-written_size;
             // compute the binary file checksum