Added note about and to the docs

docs/index.adoc

@@ -851,6 +851,8 @@ JCommander jc = JCommander.newBuilder()
 
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+For the most common cases, there is no need to actually implement `IDefaultProvider`, as JCommander contains the classes `PropertyFileDefaultProvider` and `EnvironmentVariableDefaultProvider` for reading defaults from a property file (`jcommander.properties` by default) or from an environment variable (`JCOMMANDER_OPTS` by default).
+
 
 == Help parameter
 

docs/index.html

@@ -1775,6 +1775,9 @@ <h2 id="_default_values">14. Default values</h2>
     .build()</code></pre>
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+<div class="paragraph">
+<p>For the most common cases, there is no need to actually implement <code>IDefaultProvider</code>, as JCommander contains the classes <code>PropertyFileDefaultProvider</code> and <code>EnvironmentVariableDefaultProvider</code> for reading defaults from a property file (<code>jcommander.properties</code> by default) or from an environment variable (<code>JCOMMANDER_OPTS</code> by default).</p>
+</div>
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 </div>
 <div class="sect1">
@@ -2181,7 +2184,7 @@ <h2 id="_download">29. Download</h2>
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-Last updated 2023-08-24 12:18:14 UTC
+Last updated 2023-08-24 12:53:02 UTC
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 <script src="https://cdnjs.cloudflare.com/ajax/libs/prettify/r298/run_prettify.min.js"></script>