Use alpha for URxvt borderColor in template
This prevents the ugly non-transparent border on newly spawned urxvt terminals.
@@ -9,7 +9,7 @@ UXTerm*background: {background}
URxvt*cursorColor: {cursor}
XTerm*cursorColor: {cursor}
UXTerm*cursorColor: {cursor}
-URxvt*borderColor: {background}
+URxvt*borderColor: {background.alpha}
! Colors 0-15.
*.color0: {color0}
