diff --git a/README.md b/README.md
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-# Chronograph
-
-[![EPL-2.0 License](https://img.shields.io/badge/License-EPL--2.0-brightgreen.svg)](https://github.com/arsysop/chronograph/blob/master/LICENSE)
-
-## Eclipse Chronograph Viewer
-
-The Eclipse Chronograph is a viewer for representation elements on the real or abstract time line. 
-The viewer allows to present time depending elements for any specific domain.
-Chronograph view supported features:
- - layouting elelemts by group,
- - navigation, 
- - scale / zoom, 
- - drag&move, 
- - styling elements, 
-### How to use
-
-Just include the Chronograph in your product, declare data input and element adapters.
-
-### How it works
-
-
-### License
-
-Copyright (c) 2020 ArSysOp 
-
-This program and the accompanying materials are made available under the
-terms of the Eclipse Public License 2.0 which is available at
-[http://www.eclipse.org/legal/epl-2.0](http://www.eclipse.org/legal/epl-2.0).
-
-SPDX-License-Identifier: EPL-2.0
-
diff --git a/bundles/org.eclipse.chronograph.api/src/org/eclipse/chronograph/api/adapters/BrickAdapter.java b/bundles/org.eclipse.chronograph.api/src/org/eclipse/chronograph/api/adapters/BrickAdapter.java
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-/*******************************************************************************
- *	Copyright (c) 2020 ArSysOp
- *
- *	This program and the accompanying materials are made available under the
- *	terms of the Eclipse Public License 2.0 which is available at
- *	http://www.eclipse.org/legal/epl-2.0.
- *
- *	SPDX-License-Identifier: EPL-2.0
- *
- *	Contributors:
- *	Sergei Kovalchuk <sergei.kovalchuk@arsysop.ru> - 
- *												initial API and implementation
- *******************************************************************************/
-package org.eclipse.chronograph.api.adapters;
-
-import java.util.List;
-
-import org.eclipse.chronograph.api.Group;
-
-public interface BrickAdapter<T, S> {
-
-	public List<S> adapt(List<T> inputObjects, Group container);
-
-}
diff --git a/bundles/org.eclipse.chronograph.api/src/org/eclipse/chronograph/api/adapters/GroupAdapter.java b/bundles/org.eclipse.chronograph.api/src/org/eclipse/chronograph/api/adapters/GroupAdapter.java
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index 5825478..0000000
--- a/bundles/org.eclipse.chronograph.api/src/org/eclipse/chronograph/api/adapters/GroupAdapter.java
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-/*******************************************************************************
- *	Copyright (c) 2020 ArSysOp
- *
- *	This program and the accompanying materials are made available under the
- *	terms of the Eclipse Public License 2.0 which is available at
- *	http://www.eclipse.org/legal/epl-2.0.
- *
- *	SPDX-License-Identifier: EPL-2.0
- *
- *	Contributors:
- *	Sergei Kovalchuk <sergei.kovalchuk@arsysop.ru> - 
- *												initial API and implementation
- *******************************************************************************/
-package org.eclipse.chronograph.api.adapters;
-
-import java.util.List;
-
-import org.eclipse.chronograph.api.Section;
-
-public interface GroupAdapter<T, S> {
-
-	public List<S> adapt(List<T> inputObjects, Section container);
-
-}
diff --git a/bundles/org.eclipse.chronograph.api/src/org/eclipse/chronograph/api/adapters/SectionAdapter.java b/bundles/org.eclipse.chronograph.api/src/org/eclipse/chronograph/api/adapters/SectionAdapter.java
deleted file mode 100644
index d51cb22..0000000
--- a/bundles/org.eclipse.chronograph.api/src/org/eclipse/chronograph/api/adapters/SectionAdapter.java
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-/*******************************************************************************
- *	Copyright (c) 2020 ArSysOp
- *
- *	This program and the accompanying materials are made available under the
- *	terms of the Eclipse Public License 2.0 which is available at
- *	http://www.eclipse.org/legal/epl-2.0.
- *
- *	SPDX-License-Identifier: EPL-2.0
- *
- *	Contributors:
- *	Sergei Kovalchuk <sergei.kovalchuk@arsysop.ru> - 
- *												initial API and implementation
- *******************************************************************************/
-package org.eclipse.chronograph.api.adapters;
-
-import java.util.List;
-
-public interface SectionAdapter<T, S> {
-
-	public List<S> adapt(List<T> inputObjects);
-
-}
diff --git a/bundles/org.eclipse.chronograph.api/src/org/eclipse/chronograph/api/adapters/SubGroupAdapter.java b/bundles/org.eclipse.chronograph.api/src/org/eclipse/chronograph/api/adapters/SubGroupAdapter.java
deleted file mode 100644
index 8f57ae1..0000000
--- a/bundles/org.eclipse.chronograph.api/src/org/eclipse/chronograph/api/adapters/SubGroupAdapter.java
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@@ -1,24 +0,0 @@
-/*******************************************************************************
- *	Copyright (c) 2020 ArSysOp
- *
- *	This program and the accompanying materials are made available under the
- *	terms of the Eclipse Public License 2.0 which is available at
- *	http://www.eclipse.org/legal/epl-2.0.
- *
- *	SPDX-License-Identifier: EPL-2.0
- *
- *	Contributors:
- *	Sergei Kovalchuk <sergei.kovalchuk@arsysop.ru> - 
- *												initial API and implementation
- *******************************************************************************/
-package org.eclipse.chronograph.api.adapters;
-
-import java.util.List;
-
-import org.eclipse.chronograph.api.Group;
-
-public interface SubGroupAdapter<T, S> {
-
-	public List<S> adapt(List<T> inputObjects, Group container);
-
-}