Framework: migration auto-hook for model-provider

Of course, models are polluted with ACL and Menu so this becomes
a kind of a given step.  ;(

Mk/plugins.mk

@@ -128,6 +128,9 @@ scripts-auto:
 			    ${DESTDIR}/$${SCRIPT}; \
 		done; \
 	fi
+	@if [ -d ${.CURDIR}/src/opnsense/mvc/app/models ]; then \
+		cat ${TEMPLATESDIR}/models >> ${DESTDIR}/+POST_INSTALL; \
+	fi
 	@if [ -d ${.CURDIR}/src/opnsense/service/templates ]; then \
 		for FILE in $$(cd ${.CURDIR}/src/opnsense/service/templates && \
 		    find -s . -mindepth 2 -type d); do \

Templates/models

@@ -0,0 +1,2 @@
+echo "Running migration"
+/usr/local/opnsense/mvc/script/run_migrations.php