Add markup for time object.

Cleanup whitespace.
Fix unbalanced parenthesis.

Doc/lib/libdatetime.tex

@@ -250,7 +250,7 @@ This is exact, but may overflow.
 Division by 0 raises \exception{ZeroDivisionError}.
 
 \item[(3)]
--\var{timedelta.max} is not representable as a \class{timedelta} object).
+-\var{timedelta.max} is not representable as a \class{timedelta} object.
 
 \end{description}
 
@@ -741,23 +741,24 @@ Instance methods:
 
 \subsection{\class{time} Objects \label{datetime-time}}
 
-A time object represents an idealized time of day, independent of day
-and timezone.
+A \class{time} object represents an idealized time of day, independent
+of day and timezone.
 
-Constructor:
-
-    time(hour=0, minute=0, second=0, microsecond=0)
+\begin{funcdesc}{hour=0, minute=0, second=0, microsecond=0}
 
 All arguments are optional.  They may be ints or longs, in the
 following ranges:
 
-        0 <= hour < 24
-        0 <= minute < 60
-        0 <= second < 60
-        0 <= microsecond < 1000000
+\begin{itemize}
+  \item \code{0 <= \var{hour} < 24}
+  \item \code{0 <= \var{minute} < 60}
+  \item \code{0 <= \var{second} < 60}
+  \item \code{0 <= \var{microsecond} < 1000000}
+\end{itemize}
 
-    If an argument outside those ranges is given,
-    \exception{ValueError} is raised.
+If an argument outside those ranges is given, \exception{ValueError} is
+raised.
+\end{funcdesc}
 
 Class attributes:
 
@@ -1423,7 +1424,7 @@ Type-check macros:
     PyDelta_CheckExact(op)
 
     PyTZInfo_Check(op)
-    PyTZInfo_CheckExact(op
+    PyTZInfo_CheckExact(op)
 
 Accessor macros: