Updated possible values for display errors INI configurations

[Narkunan]

Fix issue #2525

[lacatoire]

Suggested change

	<para>
	Possible Values:
	</para>
	<simpara>
	Possible Values:
	</simpara>

[lacatoire]

Suggested change

	<itemizedlist>
	<listitem>
	<para>Off = Do not display any errors</para>
	</listitem>
	<listitem>
	<para>stderr = Display errors to <literal>STDERR</literal> (affects only CGI/CLI binaries!)</para>
	</listitem>
	<listitem>
	<para> On or stdout = Display errors to <literal>STDOUT</literal></para>
	</listitem>
	<listitem>
	<para> Default Value: On</para>
	</listitem>
	<listitem>
	<para>Development Value: On</para>
	</listitem>
	<listitem>
	<para>Production Value: Off</para>
	</listitem>
	</itemizedlist>
	<para>
	The accepted values are:
	<simplelist>
	<member>
	<literal>Off</literal>: do not display any errors.
	</member>
	<member>
	<literal>On</literal> or <literal>stdout</literal>: display errors to <literal>stdout</literal>. This is the default.
	</member>
	<member>
	<literal>stderr</literal>: display errors to <literal>stderr</literal>. Only effective for the <literal>CLI</literal> and <literal>CGI</literal> SAPIs.
	</member>
	</simplelist>
	</para>

[lacatoire]

Suggested change

	<simpara>
	The bundled <literal>php.ini-development</literal> sets this to
	<literal>On</literal>; <literal>php.ini-production</literal> sets
	it to <literal>Off</literal>.
	</simpara>