Updated change log and web page

ChangeLog

@@ -1,6 +1,10 @@
 SVN trunk (to become libisoburn-1.2.8.tar.gz or higher)
 ===============================================================================
-- no novelties yet -
+* Bug fix: -tell_media_space altered the pointers to MD5 of data files
+           which stem from a previous session. This produced false
+           mismatches with -check_md5_r.
+* Bug fix: CD tracks were reported with the sizes of the tracks in the 
+           first session.
 
 libisoburn-1.2.6.tar.gz  Tue Jan 08 2013
 ===============================================================================

xorriso/xorriso_eng.html

@@ -644,8 +644,17 @@ cdrecord and mkisofs.</DT>
 <DT><H3>Development snapshot, version 1.2.7 :</H3></DT>
 <DD>Bug fixes towards xorriso-1.2.6:
 <UL>
-<LI>- none yet -</LI>
+<LI>
+Bug fix: -print_size and -tell_media_space altered the pointers to MD5 
+          of data files which stem from a previous session. This produced
+          false mismatches with -check_md5_r.
+</LI>
+<LI>
+Bug fix: CD tracks were reported with the sizes of the tracks in the
+         first session.
+</LI>
 <!-- 
+<LI>- none yet -</LI>
  -->
 </UL>
 </DD>