fix title

Author: jcarpent

publications/simple-contact-solver/index.html

@@ -74,7 +74,7 @@
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-          <h1 class="title is-1 publication-title">From Compliant to Rigid Contact Simulation: a Unified and Efficient Approach.</h1>
+          <h1 class="title is-1 publication-title">From Compliant to Rigid Contact Simulation: a Unified and Efficient Approach</h1>
           <div class="is-size-5 publication-authors">
             <span class="author-block">
               <a href="https://jcarpent.github.io">Justin Carpentier</a><sup>*</sup>,</span>