cosmetic: update doc/README.scrapyard

- Add 'p1023rds' to the list since commit d0bc5140 dropped
   the board support but missed to update this file
 - Fill the Commit and Removed Date fields for boards removed
   by earlier commits
 - Move 'incaip' to keep the list sorted in reverse
   chronological order
 - Describe the soring rule in the comment block:
   "The list should be sorted in reverse chronological order."
 - Fix typos in the comment block

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
diff --git a/doc/README.scrapyard b/doc/README.scrapyard
index 6a1d2a5..b950a41 100644
--- a/doc/README.scrapyard
+++ b/doc/README.scrapyard
@@ -5,23 +5,25 @@
 more to resolve such problems, then the code is really dead and will
 be removed from the U-Boot source tree.  The remainders rest in piece
 in the imperishable depths of the git history.  This document tries to
-maintain a list of such former fellows, so archeologists can check
-easily if here is something they might want to dig for...
+maintain a list of such former fellows, so archaeologists can check
+easily if there is something they might want to dig for...
+The list should be sorted in reverse chronological order.
 
 
 Board            Arch        CPU            Commit      Removed     Last known maintainer/contact
 =================================================================================================
-spc1920          powerpc     mpc8xx         -           -
-v37              powerpc     mpc8xx         -           -
-fads             powerpc     mpc8xx         -           -
-netphone         powerpc     mpc8xx         -           -
-netta2           powerpc     mpc8xx         -           -
-netta            powerpc     mpc8xx         -           -
-rbc823           powerpc     mpc8xx         -           -
-quantum          powerpc     mpc8xx         -           -
-RPXlite_dw       powerpc     mpc8xx         -           -
-qs850            powerpc     mpc8xx         -           -
-qs860t           powerpc     mpc8xx         -           -
+p1023rds         powerpc     mpc85xx        d0bc5140    2014-07-22  Roy Zang <tie-fei.zang@freescale.com>
+spc1920          powerpc     mpc8xx         98ad54be    2014-07-07
+v37              powerpc     mpc8xx         b8c1438a    2014-07-07
+fads             powerpc     mpc8xx         03f9d7d1    2014-07-07
+netphone         powerpc     mpc8xx         c51c1c9a    2014-07-07
+netta2           powerpc     mpc8xx         c51c1c9a    2014-07-07
+netta            powerpc     mpc8xx         c51c1c9a    2014-07-07
+rbc823           powerpc     mpc8xx         c750b9c0    2014-07-07
+quantum          powerpc     mpc8xx         0657e46e    2014-07-07
+RPXlite_dw       powerpc     mpc8xx         0657e46e    2014-07-07
+qs850            powerpc     mpc8xx         dab0f762    2014-07-07
+qs860t           powerpc     mpc8xx         dab0f762    2014-07-07
 simpc8313        powerpc     mpc83xx        7445207f    2014-06-05  Ron Madrid <info@sheldoninst.com>
 hidden_dragon    powerpc     mpc824x        3fe1a854    2014-05-30  Yusdi Santoso <yusdi_santoso@adaptec.com>
 debris           powerpc     mpc824x        7edb1f7b    2014-05-30  Sangmoon Kim <dogoil@etinsys.com>
@@ -33,6 +35,7 @@
 mpc8260ads       powerpc     mpc8260        facb6725    2014-05-30  Yuli Barcohen <yuli@arabellasw.com>
 adder            powerpc     mpc8xx         373a9788    2014-05-30  Yuli Barcohen <yuli@arabellasw.com>
 quad100hd        powerpc     ppc405ep       3569571d    2014-05-30  Gary Jennejohn <gljennjohn@googlemail.com>
+incaip           mips        mips32         538cf92c    2014-04-20  Wolfgang Denk <wd@denx.de>
 lubbock          arm         pxa            36bf57b     2014-04-18  Kyle Harris <kharris@nexus-tech.net>
 EVB64260	 powerpc     mpc824x        bb3aef9	2014-04-18
 MOUSSE           powerpc     mpc824x        03f2ecc     2014-04-18
@@ -149,4 +152,3 @@
 adsvix           ARM         PXA27x         7610db1     2008-07-30  Adrian Filipi <adrian.filipi@eurotech.com>
 R5200            ColdFire    -              48ead7a     2008-03-31  Zachary P. Landau <zachary.landau@labxtechnologies.com>
 CPCI440          powerpc     440GP          b568fd2     2007-12-27  Matthias Fuchs <matthias.fuchs@esd-electronics.com>
-incaip           mips        mips32         -           2014-04-17  Wolfgang Denk <wd@denx.de>