Create Readme file with logo and demo gifs and with links to docs

Author: AmrDeveloper

README.md

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+# TreeView
+
+<p align="center">
+  <img src="media/tv-logo.png" width="128px" height="128px"/>
+</p>
+
+Multi Roots TreeView implementation for Android Platform with a lot of options and customization
+
+## Demo
+<p align="center">
+  <img src="media/treeview_files_demo.gif" alt="animated" width="23%"/>
+  <img src="media/treeview_todo_demo.gif" alt="animated" width="23%"/>
+  <img src="media/treeview_chat_demo.gif" alt="animated" width="23%"/>
+</p>
+
+### Features:
+    - No Custom Views.
+    - Easy use, customize and extend.
+    - Support any number of roots.
+    - Can use a different design for each node.
+    - Selection mode for nodes.
+    - Dynamic adding and removing nodes.
+    - Don't save a reference for the view holder in each node.
+    - Can handle a large number of nodes without problems.
+    - Providing on click and on long click listener nodes.
+    - Easy to override any operations by override `TreeNodeManager`.
+    - Collapse and Extend node and node branch.
+    - Collapse and extend nodes by level.
+    - Collapse and expand all nodes.
+    - Can perform 2D scrolling without custom layout.
+
+### Documentations:
+  - [Full Documentation](https://amrdeveloper.github.io/treeview/)
+  - [Install Documentation](docs/install.md)
+  - [Add to XML Documentation](docs/add-to-xml.md)
+  - [ViewHolders Documentation](docs/view-holders.md)
+  - [Tree Node Documentation](docs/treenode.md)
+  - [TreeView Adapter Documentation](docs/treeview-adapter.md)
+  - [TreeNode Manager Documentation](docs/treenode-manager.md)
+  - [Full Example Documentation](docs/full-example.md)
+
+### License
+```
+MIT License
+
+Copyright (c) 2022 Amr Hesham
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+```