3.7 vanilla

<..configure html0 vanilla..>
 <.config vanilla.sty 0.0.>
 <.config amsppt + vanilla 0.0.>
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<..config vanilla.sty 0.0..>
 \Configure{heading}{}{}{}{}
 \ConfigureToc{heading}{}{}{}{}
 \Configure{subheading}{}{}{}{}
 \ConfigureToc{subheading}{}{}{}{}
 \Configure{demo}{}{}{}{}
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<..config vanilla.sty 0.0..>+
 \Configure{aligned}{}{}{}{}{}{}
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<..config vanilla.sty 0.0..>+
 \Configure{align}{}{}{}{}{}{}
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