Merge remote-tracking branch 'origin/release/v4.4.1' into develop

ASCOfficeOdfFile/src/odf/draw_common.cpp

@@ -235,7 +235,7 @@ void Compute_HatchFill(draw_hatch * image_style,oox::oox_hatch_fill_ptr fill)
 	int style =0;
 	if (image_style->draw_style_)style = image_style->draw_style_->get_type();
 
-	int angle = (int)(0.5 + *image_style->draw_rotation_/10.);
+	int angle = image_style->draw_rotation_ ? (int)(0.5 + *image_style->draw_rotation_/10.) : 0;
 	
 	if (image_style->draw_color_)fill->color_ref = image_style->draw_color_->get_hex_value();
 

ASCOfficeOdfFile/src/odf/styles.h

@@ -626,6 +626,7 @@ public:
    // header_footer_content_impl content_;
 
 };
+CP_REGISTER_OFFICE_ELEMENT2(style_footer_first);
 
 ///         style:header-left
 class style_header_left : public office_element_impl<style_header_left>, public header_footer_impl