sync from upstream up to 22:14a375563e2b

This includes the following commits:

changeset:   22:14a375563e2b
summary:     chang "while" command to "type -P" in bash based configure

changeset:   21:c4bf7c0f33d2
summary:     updated codec paper for RS01 life cycle

changeset:   20:dbcaad8128aa
summary:     replaced build count with mercurial changeset

changeset:   19:fba258a6acfa
summary:     Added tag 0.79.10 for changeset 49950be5a2ef

changeset:   18:49950be5a2ef
summary:     merged some debian patches

changeset:   17:815be3929c41
summary:     merged "easy" patches from Stéphane Lesimple's version

changeset:   16:7d15f8a958cb
summary:     Made printf format strings 32/64bit safe as suggested by Stéphane;

changeset:   15:1055a53b8d6d
summary:     reorganized code for --with-gui=[yes|no] option

changeset:   14:fbe2ae12a32c
summary:     Added tag 0.79.9 for changeset f2fdd6d3a1f5

changeset:   13:f2fdd6d3a1f5
summary:     updated TODO and CHANGELOG

And other changes that were needed to resolve the (many) conflicts.

regtest/database/RS03i_missing_header2

@@ -350,4 +350,30 @@ Error correction properties:
 
 Data integrity:
 - medium sectors   : 359295 total / 235219 data
-* quick mode        : image NOT scanned
+CalcRS03Layout(): returning cached layout (augmented)
+* missing sector   : 169080 
+* missing sector   : 170489 
+* missing sector   : 171898 
+* missing sector   : 173307 
+* missing sector   : 174716 
+* missing sector   : 176125 
+* missing sector   : 177534 
+* missing sector   : 178943 
+* missing sector   : 180352 
+* missing sector   : 181761 
+* missing sector   : 183170 
+* missing sector   : 184579 
+* missing sector   : 185988 
+* missing sector   : 187397 
+* missing sector   : 188806 
+* missing sector   : 190215 
+* missing sector   : 235219 
+* missing sector   : 235303 
+* BAD image/file   : 18 sectors missing
+  ... data section   : 17 sectors missing; 0 CRC errors
+  ... crc section    : 1 sectors missing
+  ... ecc section    : 0 sectors missing
+* Ecc block test   : 1407 good, 2 bad; 2373 bad sub blocks
+- erasure counts   :  avg =  9.0; worst = 17 per ecc block.
+- prognosis        : 359295 of 359295 sectors recoverable (100.0%)
+FreeCrcBuf - buffer cleared