put concave checkbox on bottom

index.html

@@ -436,15 +436,15 @@ <h3>Curve tolerance</h3><span class="tooltip" title="The maximum error allowed w
 						<input type="text" value="4" data-config="rotations" />
 						<h3>Part rotations</h3><span class="tooltip" title="Number of rotations to consider when inserting a part. Larger rotations will take longer to compute, and may also take longer to converge to a good solution">?</span>
 
-						<input type="checkbox" class="checkbox" data-config="exploreConcave" />
-						<h3>Explore concave areas</h3><span class="tooltip" title="Try to solve for enclosed concave areas (eg. a jigsaw puzzle piece) This will take much longer to compute ">?</span>
-
 						<input type="text" value="10" data-config="populationSize" />
 						<h3>GA population</h3><span class="tooltip" title="The number of solutions in the Genetic Algorithm population. Larger populations will converge slower but may result in better solutions in the long run">?</span>
 
 						<input type="text" value="10" data-config="mutationRate" />
 						<h3>GA mutation rate</h3><span class="tooltip" title="Mutation rate (in percent) at each generation of the Genetic Algorithm. A 100% mutation rate is equivalent to random sampling">?</span>
 
+						<input type="checkbox" class="checkbox" data-config="exploreConcave" />
+						<h3>Explore concave areas</h3><span class="tooltip" title="Try to solve for enclosed concave areas (eg. a jigsaw puzzle piece) This will take much longer to compute ">?</span>
+
 						<a href="#" class="button" id="configsave">Save Settings</a>
 					</div>
 				</div>