docs-rst: convert mtdnand book to ReST

Use pandoc to convert documentation to ReST by calling
Documentation/sphinx/tmplcvt script.

The tables were manually adjusted to fit into 80 columns.
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>

Documentation/DocBook/Makefile

@@ -8,7 +8,6 @@
 
 DOCBOOKS := \
 	    lsm.xml \
-	    mtdnand.xml \
 	    sh.xml
 
 ifeq ($(DOCBOOKS),)

Documentation/driver-api/index.rst

@@ -34,6 +34,7 @@ available subsections can be seen below.
    edac
    scsi
    libata
+   mtdnand
    miscellaneous
    w1
    rapidio