FS mount logic: Fix error in conditional compilation. Reported by Daniel Palmer

ChangeLog

@@ -6052,4 +6052,7 @@
 	  forthcoming USB host controller driver (2013-11-14).
 	* arch/arm/src/lpc31/lpc31_ehci.c:  First cut at an EHCI driver
 	  tailed for the LPC31 (2013-11-14).
+	* fs/fs_mount.c:  SMART FS must be included in the conditional
+	  compilation for the set of file systems that require block
+	  drivers.  From Daniel Palmer (2013-11-15).
 

fs/fs_mount.c

@@ -68,7 +68,8 @@
  * These file systems all require block drivers:
  */
 
-#if defined(CONFIG_FS_FAT) || defined(CONFIG_FS_ROMFS)
+#if defined(CONFIG_FS_FAT) || defined(CONFIG_FS_ROMFS) || \
+    defined(CONFIG_FS_SMARTFS)
 #  define BDFS_SUPPORT 1
 #endif