45 feat contributions investigate use of all contributors specification

[shsingh]

• docs: add @sagarbhure as a contributor
• docs: add @shsingh as a contributor
• docs: update @shsingh as a contributor
• docs: update @sagarbhure as a contributor
• docs: update @sagarbhure as a contributor
• docs: update @shsingh as a contributor
• docs: add @robvanderveer as a contributor
• docs: add @msnishanth9001 as a contributor
• docs: add @kingthorin as a contributor
• docs: add @hblankenship as a contributor
• docs: add @RiccardoBiosas as a contributor
• docs: add @aryanxk02 as a contributor
• docs: add @mik0w as a contributor
• fix: modify leaders.md
• fix: delete tab_contributors.md
• fix: modify all-contributorsrc

[shsingh]

fixes: #45