- keyboard functions for the canvas: - zoom out, + or = zoom in, . center,

* zoom and center to extents
- variables in tables weren't properly initialized, causing stray recursive
  evaluation errors
- replaced table->active index with table->active_row pointer
- added row selection
- for fun, added tab.fpd row selection example 



git-svn-id: http://svn.openmoko.org/trunk/eda/fped@5375 99fdad57-331a-0410-800a-d7fa5415bdb3

fpd.l

@@ -121,6 +121,8 @@ SP	[\t ]*
 					BEGIN(INITIAL);
 				  lineno++; }
 
+;				BEGIN(INITIAL);
+
 "{"				{ BEGIN(NOKEYWORD);
 				  disable_keywords = is_table;
 				  return '{'; }