Appendix refactoring

1. Move schemas to local appendix within each top-level section.
2. Link to Javadoc for JSP tags
3. Purge Class Spring usage information

Issue: SPR-16045

Author: rstoyanchev

src/docs/asciidoc/appendix.adoc

@@ -34,3 +34,4 @@ include::core/core-aop-api.adoc[leveloffset=+1]
 
 include::core/core-null-safety.adoc[leveloffset=+1]
 
+include::core/core-appendix.adoc[leveloffset=+1]

src/docs/asciidoc/core.adoc

@@ -259,9 +259,10 @@ element:
 	<aop:aspectj-autoproxy/>
 ----
 
-This assumes that you are using schema support as described in <<appendix.adoc#xsd-configuration,
-XML Schema-based configuration>>. See <<appendix.adoc#xsd-config-body-schemas-aop, the AOP schema>>
-for how to import the tags in the `aop` namespace.
+This assumes that you are using schema support as described in
+<<core.adoc#xsd-schemas, XML Schema-based configuration>>. See
+<<core.adoc#xsd-schemas-aop, the AOP schema>> for how to import the tags in the `aop`
+namespace.
 
 
 
@@ -1553,9 +1554,9 @@ the new __syntax__ and refer the reader to the discussion in the previous sectio
 of advice parameters.
 
 To use the aop namespace tags described in this section, you need to import the
-`spring-aop` schema as described in <<appendix.adoc#xsd-configuration,
+`spring-aop` schema as described in <<core.adoc#xsd-schemas,
 XML Schema-based configuration>>.
-See <<appendix.adoc#xsd-config-body-schemas-aop, the AOP schema>>
+See <<core.adoc#xsd-schemas-aop, the AOP schema>>
 for how to import the tags in the `aop` namespace.
 
 Within your Spring configurations, all aspect and advisor elements must be placed within
@@ -2793,8 +2794,9 @@ using Java based configuration simply add `@EnableSpringConfigured` to any
 	}
 ----
 
-If you prefer XML based configuration, the Spring <<appendix.adoc#xsd-config-body-schemas-context,
-`context` namespace>> defines a convenient `context:spring-configured` element:
+If you prefer XML based configuration, the Spring
+<<core.adoc#xsd-schemas-context, `context` namespace>>
+defines a convenient `context:spring-configured` element:
 
 [source,xml,indent=0]
 [subs="verbatim,quotes"]