Changes
Second attempt. Those spaces upset inline templates such as {{As of}}. Instead, try an unconditional <nowiki/>
<nowiki/><!--This nowiki helps to prevent whitespace at the top of articles-->{{#ifeq:{{FULLROOTPAGENAME}}|Wikipedia:Template messages| <!--Do not categorize;   prevents blank line if template is only thing on the line-->|<!--
-->{{#ifexpr:{{#if:{{NAMESPACE}}|0|1}}+{{#ifeq:{{{onlyarticles|no}}}|yes|0|1}}
|{{#if:{{{3|}}}
-->}}{{#if:{{{4|}}}
|[[Category:{{{4}}}]]}}<!--
-->}}<noinclude>
{{documentation}}
</noinclude>
