Update documentation (includes #547 and #549)

Author: joeraz

html-src/rules/boardpatience.html

@@ -14,7 +14,7 @@ <h3>Rules</h3>
 wrapping from king to ace as necessary.
 <p>
 There are ten tableau piles of five cards (except one
-with six), and the tableau is built down by alternate
+with six), and the tableau is built up or down by alternate
 color, wrapping from ace to king as needed.  Cards may
 only be moved one at a time, and empty spaces may be filled
 with any card.

html-src/rules/clearthedungeon.html

@@ -40,5 +40,4 @@ <h3>Rules</h3>
 
 <h3>Notes</h3>
 <p>
-Clear the Dungeon was invented by Mark S. Ball.  More details can be found
-on <a href="https://www.riffleshuffleandroll.com/clear-the-dungeon">his website</a>.
+Clear the Dungeon was invented by Mark S. Ball.

html-src/rules/ricochet.html

@@ -25,5 +25,4 @@ <h3>Rules</h3>
 
 <h3>Notes</h3>
 <p>
-Ricochet was invented by Bram Tebbutt.  More details can be found on
-<a href="https://www.riffleshuffleandroll.com/ricochet">his website</a>.
+Ricochet was invented by Bram Tebbutt.