[gnumeric] Improve html4.0 fragment export. [#769343]

[Andreas J. Guelzow <guelzow src gnome org>]

commit 4f62831b22d4bdad29d376a20b6b3df342e723bc
Author: Andreas J. Guelzow <aguelzow pyrshep ca>
Date:   Wed Aug 3 21:26:04 2016 -0600

    Improve html4.0 fragment export. [#769343]
    
    2016-08-03  Andreas J. Guelzow <aguelzow pyrshep ca>
    
        * latexhtml.c (write_sheet): make the html4.0 fragment work like
        html4.0 and validate also in an xhtml context

 NEWS                   |    3 +++
 plugins/html/ChangeLog |    5 +++++
 plugins/html/html.c    |    5 ++---
 3 files changed, 10 insertions(+), 3 deletions(-)
---
diff --git a/NEWS b/NEWS
index e256923..1d17d43 100644
--- a/NEWS
+++ b/NEWS
@@ -1,5 +1,8 @@
 Gnumeric 1.12.32
 
+Andreas:
+       * improve html4.0 fragment export. [#769343]
+
 Jean:
        * Fix  paradox plugin build with pxlib-0.6.7. [#769319]
 
diff --git a/plugins/html/ChangeLog b/plugins/html/ChangeLog
index dc65f46..5363afb 100644
--- a/plugins/html/ChangeLog
+++ b/plugins/html/ChangeLog
@@ -1,3 +1,8 @@
+2016-08-03  Andreas J. Guelzow <aguelzow pyrshep ca>
+
+       * latexhtml.c (write_sheet): make the html4.0 fragment work like
+       html4.0 and validate also in an xhtml context
+
 2016-06-29  Morten Welinder <terra gnome org>
 
        * Release 1.12.31
diff --git a/plugins/html/html.c b/plugins/html/html.c
index 02df6fa..58fe6f5 100644
--- a/plugins/html/html.c
+++ b/plugins/html/html.c
@@ -663,10 +663,9 @@ write_sheet (GsfOutput *output, Sheet *sheet,
 
        switch (version) {
        case HTML40:
-               gsf_output_puts (output, "<p><table cellspacing=\"0\" cellpadding=\"3\">\n");
-               break;
+       case HTML40F:
        case XHTML:
-               gsf_output_puts (output, "<p /><table cellspacing=\"0\" cellpadding=\"3\">\n");
+               gsf_output_puts (output, "<p></p><table cellspacing=\"0\" cellpadding=\"3\">\n");
                break;
        default:
                gsf_output_puts (output, "<p><table border=\"1\">\n");