Added sort by name of entities in datalayer; bugfix

.../inaf/oats/ia2/tapschemamanager/businesslayer/Column.java

...ats/ia2/tapschemamanager/businesslayer/EntityWrapper.java

...apschemamanager/businesslayer/EntityWrapperContainer.java

.../inaf/oats/ia2/tapschemamanager/businesslayer/Schema.java

...t/inaf/oats/ia2/tapschemamanager/businesslayer/Table.java

...af/oats/ia2/tapschemamanager/businesslayer/TapSchema.java

...it/inaf/oats/ia2/tapschemamanager/businesslayer/Util.java

...s/ia2/tapschemamanager/webapp/EditTapSchemaPageModel.java

...f/oats/ia2/tapschemamanager/webapp/TapSchemaResource.java

TapSchemaManagerDL/pom.xml

...naf/oats/ia2/tapschemamanager/datalayer/ColumnEntity.java

...a/it/inaf/oats/ia2/tapschemamanager/datalayer/DLUtil.java

...naf/oats/ia2/tapschemamanager/datalayer/DataProvider.java

...t/inaf/oats/ia2/tapschemamanager/datalayer/KeyEntity.java

...af/oats/ia2/tapschemamanager/datalayer/MapCustomizer.java

...naf/oats/ia2/tapschemamanager/datalayer/SchemaEntity.java

...inaf/oats/ia2/tapschemamanager/datalayer/TableEntity.java

...oats/ia2/tapschemamanager/datalayer/TapSchemaHandler.java

...hemaManagerDL/src/main/resources/META-INF/persistence.xml

TapSchemaManagerDL/src/test/java/TestQuery.java