Initial snapshot of localized manpage

Just a bit of the beginning of "tuxpaint.1" has been
wrapped in localizing "gettext()" calls.  Generating
snapshot of new English version, as well as Spanish,
French, Galician, and Japanese, based on the PO files
that exist over in `tuxpaint-docs` repo.

man/en/tuxpaint.1

@@ -1,5 +1,5 @@
 .\" tuxpaint.1 - 2021.08.09
-.TH TUXPAINT 1 "9 August 2021" "0.9.27" "Tux Paint"
+.TH TUXPAINT 1 "August  9, 2021" "0.9.27" "Tux Paint"
 .SH NAME
 tuxpaint -- "Tux Paint", a drawing program for young children.
 
@@ -250,18 +250,17 @@ tuxpaint -- "Tux Paint", a drawing program for young children.
 .PP
 \fITux Paint\fP is a drawing program for young children.  It is meant to be
 easy and fun to use.  It provides a simple interface and fixed canvas size,
-and provides access to previous images using a thumbnail browser
+and provides access to previous images using a thumbnail browser (i.e., no
-(i.e., no access to the underlying filesystem).
+access to the underlying filesystem).
 
-Unlike popular drawing programs like "\fIThe GIMP\fP," it has a very limited
+Unlike popular drawing programs like "\fIThe GIMP\fP," it has a very
-toolset. However, it provides a much simpler interface, and has entertaining,
+limited toolset. However, it provides a much simpler interface, and has
-child-oriented additions such as sound effects.
+entertaining, child-oriented additions such as sound effects.
 
 .SH OPTIONS - INFORMATIONAL
 .l
-\fItuxpaint\fP accepts the following options to emit information
+\fItuxpaint\fP accepts the following options to emit information about the
-about the program.  It then exits immediately (without opening
+program.  It then exits immediately (without opening a graphical window).
-a graphical window).
 
 .TP 8
 .B \-\-help
@@ -281,15 +280,14 @@ Show the license (GNU GPL) under which Tux Paint is released.
 
 .SH OPTIONS - INTERFACE
 .l
-\fItuxpaint\fP accepts the following options to alter the interface.
+\fItuxpaint\fP accepts the following options to alter the interface.  They
-They can be used along with, instead of, or to override options set in
+can be used along with, instead of, or to override options set in
 configuration files. (See below.)
 
-.SS VIDEO
+.SS VIDEO.TP 8
-.TP 8
 .B \-\-fullscreen=yes \-\-fullscreen=native \-\-fullscreen=no \-\-windowed
-Run \fITux Paint\fP in full-screen mode at its default -- or a specified
+Run \fITux Paint\fP in full-screen mode at its default -- or a specified --
--- screen resolution ("--fullscreen=yes"); or in full-screen mode at the
+screen resolution ("--fullscreen=yes"); or in full-screen mode at the
 system's native resolution ("--fullscreen=native"); or run in a window
 ("--fullscreen=no" or "--windowed") (default).