Adds -cm -pt -in and documents

Changes

@@ -18,6 +18,7 @@ o Show OpenAction in -info
 o Show more form information in -info
 o Allow JSON / PDF syntax in dict processing and object exploration
 o Show %Bookmark text when stamping text
+o Change units for -info[-json] and -page-info[-json]
 
 Fixes:
 

cpdfmanual.tex

@@ -1,5 +1,3 @@
-%Document -replace-stream
-%Document -cm -in -mm
 \documentclass{book}
 % Edit here to produce cpdfmanual.pdf, cpdflibmanual.pdf, pycpdfmanual.pdf,
 % dotnetcpdflibmanual.pdf, jcpdflibmanual.pdf jscpdflibmanual.pdf etc.
@@ -63,7 +61,7 @@ Command Line Tools}
 \vspace{12mm}
 
 {\Huge User Manual}\\
-Version 2.7.2 (October 2024)
+Version 2.7.3 (January 2025)
 
 \vspace{25mm}
 
@@ -3172,10 +3170,10 @@ given page range.
 \index{metadata}
   \begin{framed}
 
-    \small\noindent\verb!cpdf -info[-json] [-utf8] in.pdf!
+    \small\noindent\verb!cpdf -info[-json] [-utf8] [-in | -cm | -mm] in.pdf!
 
     \vspace{1.5mm}
-    \small\noindent\verb!cpdf -page-info[-json] in.pdf [<range>]!
+    \small\noindent\verb!cpdf -page-info[-json] [-in | -cm | -mm] in.pdf [<range>]!
 
     \vspace{1.5mm}
     \small\noindent\verb!cpdf -pages in.pdf!
@@ -3281,7 +3279,7 @@ XMP dc:creator: Adobe Systems Incorporated
 XMP dc:description: Adobe Portable Document Format (PDF)
 \end{verbatim}}\end{framed}
 \noindent The details of the format for creation and modification dates can be found in
-Appendix~\ref{dates}. If page boxes vary among pages, the entry will read \texttt{various}.
+Appendix~\ref{dates}. If page boxes vary among pages, the entry will read \texttt{various}. Add \texttt{-in}, \texttt{-cm} or \texttt{mm} to print boxes in inches, centimetres, or millimetres instead of points.
 
 By default, cpdf strips to ASCII, discarding character codes in excess of 127. In order to preserve the original unicode, add the \texttt{-utf8} option. To disable all post-processing of the string, add \texttt{-raw}. See Section \ref{textencodings} for more information.
 
@@ -3355,7 +3353,7 @@ Annotations: 0
 \end{verbatim}}
 \end{framed}
 
-\noindent Note that the format for boxes is minimum x, minimum y, maximum x, maximum y. Using \texttt{-page-info-json} we can get the information in JSON format. For example:
+\noindent Note that the format for boxes is minimum x, minimum y, maximum x, maximum y. Add \texttt{-in}, \texttt{-cm} or \texttt{mm} to print boxes in inches, centimetres, or millimetres instead of points. Using \texttt{-page-info-json} we can get the information in JSON format. For example:
 
 \begin{framed}
 {\small\begin{verbatim}
@@ -5823,7 +5821,10 @@ Cpdf can add PDF/UA structure data when drawing on new PDF/UA files. For example
 
   \vspace{1.5mm}
   \noindent\verb!cpdf -extract-stream[-decompress] <obj num> in.pdf [-o out.dat | -stdout]!
-  \end{framed}}
+
+  \vspace{1.5mm}
+  \noindent\verb!cpdf -replace-stream <obj num> -replace-stream-with <filename>!\\
+  \noindent\verb!     in.pdf -o out.pdf!\end{framed}}
   \section{Draft Documents}
 \index{draft}
 \label{draft}
@@ -6093,6 +6094,18 @@ We may also edit dictionary entries with \texttt{-replace-obj} by giving an obje
 
 \noindent Any part of the object specification not already present will be fabricated using direct nested dictionaries. For example, if \texttt{/MarkInfo} does not exist in the root dictionary, this command adds \texttt{/MarkInfo <</Marked true>>} to the root dictionary.
 
+Stream contents may be replaced with \texttt{-replace-stream}:
+
+  \begin{framed}
+  \small\noindent\verb!cpdf -replace-stream 4 -replace-stream-with in.dat in.pdf -o out.pdf!
+
+  \vspace{2.5mm}
+  \noindent Replace stream object 4's contents with the contents of \texttt{in.dat}. 
+
+  \end{framed}
+
+\noindent The stream dictionary is unaffected, save for any correction to its length entry.
+
 \begin{cpdflib}
 \clearpage
 \section*{C Interface}