Always show lines by default.

diff --git a/src/core/core.js b/src/core/core.js
index 8c4bda98e5559183f5ac905ddfd5dbf6e1bb4eef..c891d7f35fadf208ffc9eab12f762d2c25922849 100755 (executable)
--- a/src/core/core.js
+++ b/src/core/core.js
@@ -91,6 +91,7 @@
                        defaultFontFamily: "'Helvetica Neue', 'Helvetica', 'Arial', sans-serif",
                        defaultFontSize: 12,
                        defaultFontStyle: 'normal',
+                       showLines: true,
 
                        // Element defaults defined in element extensions
                        elements: {},