Update docs for v8.6.3

ast.news

@@ -1,6 +1,6 @@
 AST Library
 -----------
-   A new release (V8.6.2) of the Starlink AST (astrometry) library is
+   A new release (V8.6.3) of the Starlink AST (astrometry) library is
 now available.
 
    AST provides a comprehensive range of facilities for attaching
@@ -18,6 +18,20 @@ environment-independent.
 Main Changes in this Version
 ----------------------------
 
+- Small memory leaks in Region  and FitsChan classes have been fixed.
+
+- A bug that could cause an internal buffer overrun within the FitsChan class
+has been fixed.
+
+- The test that a Mapping conforms to the requirements of the SIP FITS
+distortion scheme has been improved.
+
+- The astRebinSeq method of the Mapping class can now use a different
+weight when pasting each separate input data array into the output mosaic.
+
+Main Changes in V8.6.2
+----------------------
+
 - The astWrite method of the FitsChan class can now create FITS-WCS headers
 that include keyords describing focal plane distortion using the
 conventions of the Spitzer SIP scheme. This is however only possible if

sun_master.tex

@@ -21837,11 +21837,9 @@ \subsection{Changes Introduced in V8.5}
 
 \end{enumerate}
 
-\subsection{\xlabel{changes}\xlabel{list_of_most_recent_changes}Changes
-Introduced in V8.6}
-The following describes the most significant changes which have
-occurred in the AST library between versions V8.5.1 and V8.6.2 (the
-current version):
+\subsection{Changes Introduced in V8.6.2}
+The following describes the most significant changes which
+occurred in the AST library between versions V8.5.1 and V8.6.2:
 
 \begin{enumerate}
 
@@ -21881,6 +21879,28 @@ \subsection{\xlabel{changes}\xlabel{list_of_most_recent_changes}Changes
 
 \end{enumerate}
 
+\subsection{\xlabel{changes}\xlabel{list_of_most_recent_changes}Changes
+Introduced in V8.6.3}
+The following describes the most significant changes which have
+occurred in the AST library between versions V8.6.2 and V8.6.3 (the
+current version):
+
+\begin{enumerate}
+
+\item Small memory leaks in Region  and FitsChan classes have been fixed.
+
+\item A bug that could cause an internal buffer overrun within the FitsChan
+class when writing out a FITS-WCS spectral axis with the ``-LOG'' algorithm
+has been fixed.
+
+\item The test that a Mapping conforms to the requirements of the SIP FITS
+distortion scheme has been improved.
+
+\item The astRebinSeq method of the Mapping class can now use a different
+weight when pasting each separate input data array into the output mosaic.
+
+\end{enumerate}
+
 Programs which are statically linked will need to be re-linked in
 order to take advantage of these new facilities.