Fix units

examples/CLICSiD/compact/VertexBarrel.xml

+        <detector id="1" name="SiVertexBarrel" type="SiTrackerBarrel" readout="SiVertexBarrelHits" insideTrackingVolume="true">
+            <comment>Vertex Detector Barrel</comment>
+            <module name="VtxBarrelModuleInner" vis="SiVertexBarrelModuleVis">
+                <module_envelope width="10.0*mm" length="(VertexBarrel_zmax - 0.1*cm) * 2" thickness="0.6*mm"/>
+                <module_component width="7.8*mm" length="(VertexBarrel_zmax - 0.15*cm) * 2" thickness="0.0130*cm" material="Carbon" sensitive="false" vis="SiVertexPassiveVis">
+                    <position z="-0.12*mm"/>
+                </module_component>
+                <module_component width="9.8*mm" length="(VertexBarrel_zmax - 0.15*cm) * 2" thickness="0.005*cm" material="Silicon" sensitive="true" vis="SiVertexSensitiveVis">
+                    <position z="0.225*mm"/>
+                </module_component>
+            </module>
+            <module name="VtxBarrelModuleOuter" vis="SiVertexBarrelModuleVis">
+                <module_envelope width="14.0*mm" length="(VertexBarrel_zmax - 0.1*cm) * 2" thickness="0.6*mm"/>
+                <module_component width="11.6*mm" length="(VertexBarrel_zmax - 0.15*cm) * 2" thickness="0.0130*cm" material="Carbon" sensitive="false" vis="SiVertexPassiveVis">
+                    <position z="-0.12*mm"/>
+                </module_component>
+                <module_component width="13.8*mm" length="(VertexBarrel_zmax - 0.15*cm) * 2" thickness="0.005*cm" material="Silicon" sensitive="true" vis="SiVertexSensitiveVis">
+                    <position z="0.210*mm"/>
+                </module_component>
+            </module>
+            <layer module="VtxBarrelModuleInner" id="1" vis="SiVertexBarrelLayerVis">
+                <barrel_envelope inner_r="VertexBarrel_r1 - 0.2*cm" outer_r="VertexBarrel_r1 + 0.2*cm" z_length="VertexBarrel_zmax * 2"/>
+                <rphi_layout phi_tilt="0.0*rad" nphi="18" phi0="0.2618*rad" rc="VertexBarrel_r1" dr="-1.15*mm"/>
+                <z_layout dr="0.0*mm" z0="0.0*mm" nz="1"/>
+            </layer>
+            <layer module="VtxBarrelModuleOuter" id="2" vis="SiVertexBarrelLayerVis">
+                <barrel_envelope inner_r="VertexBarrel_r2 - 0.2*cm" outer_r="VertexBarrel_r2 + 0.2*cm" z_length="VertexBarrel_zmax * 2"/>
+                <rphi_layout phi_tilt="0.0*rad" nphi="18" phi0="0.2618*rad" rc="VertexBarrel_r2" dr="-1.13*mm"/>
+                <z_layout dr="0.0*mm" z0="0.0*mm" nz="1"/>
+            </layer>
+            <layer module="VtxBarrelModuleOuter" id="3" vis="SiVertexBarrelLayerVis">
+                <barrel_envelope inner_r="VertexBarrel_r3 - 0.2*cm" outer_r="VertexBarrel_r3 + 0.2*cm" z_length="VertexBarrel_zmax * 2"/>
+                <rphi_layout phi_tilt="0.0*rad" nphi="24" phi0="0.0*rad" rc="VertexBarrel_r3" dr="-0.89*mm"/>
+                <z_layout dr="0.0*mm" z0="0.0*mm" nz="1"/>
+            </layer>
+            <layer module="VtxBarrelModuleOuter" id="4" vis="SiVertexBarrelLayerVis">
+                <barrel_envelope inner_r="VertexBarrel_r4 - 0.2*cm" outer_r="VertexBarrel_r4 + 0.2*cm" z_length="VertexBarrel_zmax * 2"/>
+                <rphi_layout phi_tilt="0.0*rad" nphi="30" phi0="0.1309*rad" rc="VertexBarrel_r4" dr="0.81*mm"/>
+                <z_layout dr="0.0*mm" z0="0.0*mm" nz="1"/>
+            </layer>
+            <layer module="VtxBarrelModuleOuter" id="5" vis="SiVertexBarrelLayerVis">
+                <barrel_envelope inner_r="VertexBarrel_r5 - 0.2*cm" outer_r="VertexBarrel_r5 + 0.2*cm" z_length="VertexBarrel_zmax * 2"/>
+                <rphi_layout phi_tilt="0.0*rad" nphi="36" phi0="0.0*rad" rc="VertexBarrel_r5" dr="0.77*mm"/>
+                <z_layout dr="0.0*mm" z0="0.0*mm" nz="1"/>
+            </layer>
+        </detector>
+