suggest jsonl extension instead of jl

examples/index.html

@@ -53,13 +53,13 @@ <h3>
 
         </section>
 
-        <p>JSON Lines' biggest strength is in handling lots of similar nested data structures. One <code>.jl</code> file is much easier to handle than a directory full of XML files.</p>
+        <p>JSON Lines' biggest strength is in handling lots of similar nested data structures. One <code>.jsonl</code> file is much easier to handle than a directory full of XML files.</p>
 
         <p>If you have large nested structures then reading the JSON Lines text directly isn't recommended. This is a shell alias you can use to make viewing large structures easier:</p>
 
-<div class="highlight"><pre><span class="nb">alias </span><span class="nv">jlpretty</span><span class="o">=</span><span class="s1">'python -c"import sys,json; [0 for s in sys.stdin if sys.stdout.write(json.dumps(json.loads(s), sort_keys=True, indent=2, ensure_ascii=False) + chr(10))]"'</span>
+<div class="highlight"><pre><span class="nb">alias </span><span class="nv">jsonlfmt</span><span class="o">=</span><span class="s1">'python -c"import sys,json; [0 for s in sys.stdin if sys.stdout.write(json.dumps(json.loads(s), sort_keys=True, indent=2, ensure_ascii=False) + chr(10))]"'</span>
 
-cat winning_hands.jl | grep pair | jlpretty
+cat winning_hands.jsonl | grep pair | jsonlfmt
 </pre></div>
 
 <div class="highlight"><pre><span class="p">{</span>

index.html

@@ -33,10 +33,10 @@ <h3>
 text processing tools and shell pipelines. It's a great format for log files.
 It's also a flexible format for passing messages between cooperating processes.</p>
 
-<p>JSON Lines files may be saved with the file extension <code>.jl</code>.</p>
+<p>JSON Lines files may be saved with the file extension <code>.jsonl</code>.</p>
 
 <p>Stream compressors like <code>gzip</code> or <code>bzip2</code>
-are recommended for saving space, resulting in <code>.jl.gz</code> or <code>.jl.bz2</code> files.</p>
+are recommended for saving space, resulting in <code>.jsonl.gz</code> or <code>.jsonl.bz2</code> files.</p>
 
 <h3>
 <a name="utf-8-encoding" class="anchor" href="#utf-8-encoding"><span class="octicon octicon-link"></span></a>UTF-8 Encoding</h3>