[IMP] crm(_iap_lead)(_enrich): improve default config

Improve the default configuration on CRM for predictive lead
in order to ease the onboarding.
Modify text and install crm_iap_lead(_enrich) automatically if
CRM and IAP are installed.

task-2131056

closes odoo/odoo#44262

Signed-off-by: Thibault Delavallee (tde) <tde@openerp.com>

addons/crm/views/res_config_settings_views.xml

@@ -58,11 +58,10 @@
                             <div class="o_setting_right_pane">
                                 <b>Predictive Lead Scoring</b>
                                 <div class="text-muted">
-                                    Let statistical analysis determine the probability to close a lead
+                                    The success rate is computed based on the stage, but you can add more fields in the statistical analysis.
                                 </div>
                                 <div class="mt16">
-                                    Fields used in probability computation:
-                                    <field name="predictive_lead_scoring_fields" class="oe_inline" widget="many2many_tags"/>
+                                    <field name="predictive_lead_scoring_fields" class="oe_inline" widget="many2many_tags" placeholder="Extra fields..."/>
                                     <field name="predictive_lead_scoring_fields_str" invisible="1"/>
                                 </div>
                                 <div class="mt16">

addons/crm_iap_lead/__manifest__.py

@@ -21,5 +21,6 @@
     ],
     'qweb': [
         'static/src/xml/leads_tree_generate_leads_views.xml',
-    ]
+    ],
+    'auto_install': True,
 }

addons/crm_iap_lead_enrich/__manifest__.py

@@ -17,4 +17,5 @@
         'views/res_config_settings_view.xml',
     ],
     'post_init_hook': '_synchronize_cron',
+    'auto_install': True,
 }