Update IDF to 65acd99 (#358)

* Update IDF to 65acd99

* Update platformio and arduino build paths and libs

* Update esptool binaries

tools/sdk/include/fatfs/diskio_spiflash.h

@@ -0,0 +1,39 @@
+// Copyright 2015-2017 Espressif Systems (Shanghai) PTE LTD
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef _DISKIO_SPIFLASH_DEFINED
+#define _DISKIO_SPIFLASH_DEFINED
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "integer.h"
+#include "wear_levelling.h"
+
+
+/**
+ * Register spi flash partition 
+ *
+ * @param pdrv  drive number
+ * @param flash_handle  handle of the wear levelling partition.
+ */
+esp_err_t ff_diskio_register_wl_partition(BYTE pdrv, wl_handle_t flash_handle);
+BYTE ff_diskio_get_pdrv_wl(wl_handle_t flash_handle);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // _DISKIO_SPIFLASH_DEFINED