Add big, shiny banner DConf submission banner

Author: wilzbach

images/banner_dconf_submission.png

@@ -359,12 +359,15 @@ $(DIVID news,
     )
 )
 
+
 $(DIVC boxes,
+
+<a href="http://dconf.org">
+<img src="$(ROOT_DIR)images/banner_dconf_submission.png" style="max-width:100%; padding-top: 1.5em" />
+</a>
+
     $(DIVC row,
         $(TOUR newspaper-o, News,
-            $(P The $(LINK2 http://dconf.org,
-                    DConf) submission deadline is Feb 25!
-            )
             $(P Stay updated with lastest article in the
                 $(LINK2 http://blog.dlang.org,
                     <cite>Official D Blog</cite>) from $(DBLOG_LATEST_DATE):

index.dd

@@ -303,7 +303,8 @@ IMAGES=favicon.ico $(ORGS_USING_D) $(addprefix images/, \
 	$(addprefix compiler-, dmd.png gdc.svg ldc.png) \
 	$(addsuffix .svg, icon_minus icon_plus hamburger dlogo faster-aa-1 faster-gc-1 \
 		qualifier-combinations qualifier-conversions) \
-	$(addsuffix .png, archlinux_logo apple_logo centos_logo chocolatey_logo \
+	$(addsuffix .png, archlinux_logo apple_logo banner_dconf_submission \
+		centos_logo chocolatey_logo \
 		d3 dconf_logo_2018 debian_logo dlogo fedora_logo freebsd_logo gentoo_logo homebrew_logo \
 		opensuse_logo ubuntu_logo windows_logo pattern github-ribbon \
 		dlogo_opengraph \