updates to CONTRIBUTING.md
updates to CONTRIBUTING.md

jpmorganchase/swblocks-baselib,jpmorganchase/swblocks-baselib,jpmorganchase/swblocks-baselib,kopachev/swblocks-baselib,kopachev/swblocks-baselib,kopachev/swblocks-baselib,lazar-ivanov/swblocks-baselib,lazar-ivanov/swblocks-baselib,lazar-ivanov/swblocks-baselib,lazar-ivanov/swblocks-baselib,kopachev/swblocks-baselib,jpmorganchase/swblocks-baselib