Merge branch 'field' into 'master'

remove reversed magnetic field at outside of coil

See merge request cepc/CEPCSW!219

Detector/DetCRD/compact/TDR_o1_v01/TDR_o1_v01.xml

@@ -68,13 +68,14 @@
            inner_radius="SolenoidCoil_center_radius"
            outer_radius="Solenoid_outer_radius">
     </field>
-    <field name="OuterSolenoid" type="solenoid"
+    <!-- remove anti magnetic field in order to extrapolate to muon detector more easily-->
+    <!--field name="OuterSolenoid" type="solenoid"
            inner_field="0"
            outer_field="Field_outer_nominal_value"
            zmax="SolenoidCoil_half_length"
            inner_radius="Solenoid_outer_radius"
            outer_radius="Yoke_barrel_inner_radius">
-    </field>
+    </field-->
   </fields>
 
 </lccdd>