removed serpent and twofish plugins - use gcrypt instead

testing/scripts/build-umlrootfs

@@ -190,16 +190,6 @@ then
     echo -n " --enable-blowfish" >> $INSTALLSHELL
 fi
 
-if [ "$USE_TWOFISH" = "yes" ]
-then
-    echo -n " --enable-twofish" >> $INSTALLSHELL
-fi
-
-if [ "$USE_SERPENT" = "yes" ]
-then
-    echo -n " --enable-serpent" >> $INSTALLSHELL
-fi
-
 if [ "$USE_KERNEL_PFKEY" = "yes" ]
 then
     echo -n " --enable-kernel-pfkey" >> $INSTALLSHELL