OPENDJ-1308 Migrate schema support

DITStructureRule.java, NameForm.java, CommonSchemaElements.java:
Brought these classes closer to the relevant SDK types: used UCDetector to change visibility / remove methods that are not on the SDK types.

MatchingRuleUse.java
Brought this class closer to the relevant SDK types: used UCDetector to change visibility / remove methods that are not on the SDK types.
Renamed getName() to getNameOrOID().

ConfigureWindowsService.java, MatchingRuleConfigManager.java, SchemaBackend.java, Schema.java, SearchFilter.java:
Consequence of renaming MatchingRuleUse.getName().