Rename files containing board_app_initialize from xyz_nsh.c to xyz_appinit.c

configs/cloudctrl/src/Makefile

@@ -58,7 +58,7 @@ CSRCS += stm32_usb.c
 endif
 
 ifeq ($(CONFIG_NSH_ARCHINIT),y)
-CSRCS += stm32_nsh.c
+CSRCS += stm32_appinit.c
 endif
 
 ifeq ($(CONFIG_MTD_W25),y)

configs/cloudctrl/src/stm32_appinit.c

@@ -1,5 +1,5 @@
 /****************************************************************************
- * config/cloudctrl/src/stm32_nsh.c
+ * config/cloudctrl/src/stm32_appinit.c
  *
  *   Copyright (C) 2012 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>

configs/cloudctrl/src/stm32_usbmsc.c

@@ -72,7 +72,7 @@
 int usbmsc_archinitialize(void)
 {
   /* If system/usbmsc is built as an NSH command, then SD slot should
-   * already have been initized in board_app_initialize() (see stm32_nsh.c).
+   * already have been initized in board_app_initialize() (see stm32_appinit.c).
    * In this case, there is nothing further to be done here.
    */