Small terminal fix from RDB: CSI 1 K should erase the cursor

position itself, as well as everything to the left of it.

[originally from svn r1132]

terminal.c

@@ -735,6 +735,7 @@ static void erase_lots(int line_only, int from_begin, int to_end)
     }
     if (!to_end) {
 	end = curs;
+	incpos(end);
     }
     check_selection(start, end);