Add CODEOWNERS file (#1360)

* Add CODEOWNERS file

* Removed the outdated file. See https://github.com/opencv/cvat/graphs/contributors

* Change codeowners

.github/CODEOWNERS

@@ -0,0 +1,40 @@
+# https://help.github.com/en/github/creating-cloning-and-archiving-repositories/about-code-owners
+
+# These owners will be the default owners for everything in
+# the repo. Unless a later match takes precedence, they will
+# be requested for review when someone opens a pull request.
+*               @nmanovic
+
+# Order is important; the last matching pattern takes the most
+# precedence. When someone opens a pull request that only
+# modifies components below, only the list of owners and not
+# the global owner(s) will be requested for a review.
+
+# Component: Server
+/cvat/          @nmanovic @azhavoro
+
+# Component: CVAT UI
+/cvat-ui/       @bsekachev @ActiveChooN
+/cvat-data/     @azhavoro  @bsekachev
+/cvat-canvas/   @bsekachev @ActiveChooN
+/cvat-core/     @bsekachev @ActiveChooN
+
+# Component: Datumaro
+/datumaro/      @zhiltsov-max @nmanovic
+/cvat/apps/dataset_manager/ @zhiltsov-max @nmanovic
+
+# Advanced components (e.g. OpenVINO)
+/components/    @azhavoro
+
+# Infrastructure
+Dockerfile*     @azhavoro
+docker-compose* @azhavoro
+.*              @azhavoro
+*.conf          @azhavoro
+*.sh            @azhavoro
+/cvat_proxy/    @azhavoro
+/tests/         @azhavoro
+/utils/         @azhavoro
+/*.md           @nmanovic
+/LICENSE        @nmanovic
+/.github/       @nmanovic

CONTRIBUTORS.md

@@ -1,38 +0,0 @@
-# Core support team
-- **[Nikita Manovich](https://github.com/nmanovic)**
-
-  * Project lead
-  * Developer
-  * Author and maintainer
-
-- **[Boris Sekachev](https://github.com/bsekachev)**
-
-  * Primary developer
-  * Author and maintainer
-
-- **[Andrey Zhavoronkov](https://github.com/azhavoro)**
-
-  * Developer
-  * Author and maintainer
-
-# Contributors
-
-- **[Victor Salimonov](https://github.com/VikTorSalimonov)**
-
-  * Documentation, screencasts
-
-- **[Dmitry Sidnev](https://github.com/DmitriySidnev)**
-
-  * [convert_to_coco.py](utils/coco) - an utility for converting annotation from CVAT to COCO data annotation format
-
-- **[Sebastián Yonekura](https://github.com/syonekura)**
-
-  * [convert_to_voc.py](utils/voc) - an utility for converting CVAT XML to PASCAL VOC data annotation format.
-  
-- **[ITLab Team](https://github.com/itlab-vision/cvat):**
-    **[Vasily Danilin](https://github.com/DanVev)**, 
-    **[Eugene Shashkin](https://github.com/EvgenyShashkin)**,
-    **[Dmitry Silenko](https://github.com/DimaSilenko)**,
-    **[Alina Bykovskaya](https://github.com/alinaut)**,
-    **[Yanina Koltushkina](https://github.com/YaniKolt)**
-  * Integrating CI tools as Travis CI, Codacy and Coveralls.io