Add option : g:vimwiki_table_reduce_last_col. Used to not expand table last cells in order to avoid large, useless wraps

doc/vimwiki.txt

@@ -2719,6 +2719,20 @@ Value           Description~
 Default: 1
 
 
+------------------------------------------------------------------------------
+*g:vimwiki_table_reduce_last_col*
+
+If set, the last column spearator will not be expanded to fill the cell.
+When `:set wrap` this option improves how a table is displayed, particularly on small screens.
+If |g:vimwiki_table_auto_fmt| is set to 0, this option has no effect.
+
+Value           Description~
+0               Enable table auto formating for all column.
+1               Disable table auto formating for last column.
+
+Default: 0
+
+
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 *g:vimwiki_w32_dir_enc*