Merge pull request #141 from TallTed/patch-1

remove errant colon

spec/index.html

@@ -8402,7 +8402,7 @@ <h5>Collect <code>FILTER</code> Elements</h5>
 
             <pre class="code nohighlightBlock">
 Let FS := empty set
-For each form FILTER(expr) in the group graph pattern:
+For each form FILTER(expr) in the group graph pattern
     In expr, replace NOT EXISTS{P} with fn:not(<a href="#defn_evalExists">exists(translate(P)))</a> 
     In expr, replace EXISTS{P} with <a href="#defn_evalExists">exists(translate(P))</a>
     FS := FS ∪ {expr}