TT#42261 add prepaid_library col to billing_profiles

Change-Id: Ib2a1466625165fb30e69f8c25edb475fb845c3c9

db_scripts/diff/15421.down

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+USE billing;
+
+ALTER TABLE billing_profiles DROP COLUMN prepaid_library;
+
+UPDATE provisioning.voip_preferences SET description = NULL
+  WHERE attribute = 'prepaid';
+UPDATE provisioning.voip_preferences SET description = "The prepaid billing interface for customer with prepaid billing profile."
+  WHERE attribute = 'prepaid_library';
+

db_scripts/diff/15421.up

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+USE billing;
+
+ALTER TABLE billing_profiles ADD COLUMN prepaid_library ENUM('libswrate', 'libinewrate') NOT NULL DEFAULT 'libswrate';
+
+UPDATE provisioning.voip_preferences SET description = "Deprecated, no longer used by the system."
+  WHERE attribute = 'prepaid';
+UPDATE provisioning.voip_preferences SET description = CONCAT(description," Deprecated, no longer used by the system.")
+  WHERE attribute = 'prepaid_library';
+