[OLINGO-472] BatchParser first draft

Signed-off-by: Christian Amend <chrisam@apache.org>
Tech Servlet

Signed-off-by: Christian Amend <chrisam@apache.org>
Changeset Sorter

Signed-off-by: Christian Amend <chrisam@apache.org>
MockedBatchHandler Test

Signed-off-by: Christian Amend <chrisam@apache.org>
Batch handler clean up

Signed-off-by: Christian Amend <chrisam@apache.org>
Tests added

Signed-off-by: Christian Amend <chrisam@apache.org>
Merge method removed

Signed-off-by: Christian Amend <chrisam@apache.org>
Batch IT test case

Signed-off-by: Christian Amend <chrisam@apache.org>
Test added to MockedBatchHandlerTest

Signed-off-by: Christian Amend <chrisam@apache.org>
Api Refactoring

Signed-off-by: Christian Amend <chrisam@apache.org>
Merge branch 'master' into olingo472

Conflicts:
	lib/server-core/src/main/java/org/apache/olingo/server/core/ODataHandler.java
	lib/server-core/src/main/resources/server-core-exceptions-i18n.properties
	lib/server-tecsvc/src/main/java/org/apache/olingo/server/tecsvc/processor/TechnicalProcessor.java
[OLINGO-472] Batch Refactoring