Initial version of CODEOWNERS (#139)

This is initial setup to start discussion - be free to commend/change

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Co-authored-by: ethanglaser <[email protected]>

Author: napetrov

.github/CODEOWNERS

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+# C/C++ library code
+/include/               @ibhati @dian-lun-lin @Alexsandruss @ahuber21
+/cmake/                 @mihaic @ibhati @dian-lun-lin @Alexsandruss @ahuber21 
+/tests/                 @mihaic @ibhati @dian-lun-lin @Alexsandruss @ahuber21 @yuejiaointel 
+/benchmark/             @mihaic @ibhati @dian-lun-lin @Alexsandruss @ahuber21 
+/tools/                 @mihaic @ibhati @dian-lun-lin @Alexsandruss @ahuber21 
+/utils/                 @mihaic @ibhati @dian-lun-lin @Alexsandruss @ahuber21 
+
+# Python and other language bindings
+/bindings/              @ethanglaser @ibhati @dian-lun-lin @Alexsandruss @ahuber21
+
+# Examples and datasets
+/examples/              @ibhati @dian-lun-lin @ahuber21
+/data/                  @ibhati @ahuber21
+
+# Docker and build environment
+/docker/                @mihaic @ahuber21 
+
+# CI and infra
+/.github                @mihaic @homksei @yuejiaointel @ethanglaser
+
+# Documentation and meta files
+/*.md                   @aguerreb @napetrov
+/THIRD-PARTY-PROGRAMS   @aguerreb @napetrov