Simplify regex; #includes; std::.
Simplify regex; #includes; std::.

karies/cling,karies/cling,karies/cling,root-mirror/cling,karies/cling,karies/cling,marsupial/cling,marsupial/cling,root-mirror/cling,root-mirror/cling,karies/cling,root-mirror/cling,marsupial/cling,marsupial/cling,marsupial/cling,marsupial/cling,root-mirror/cling,root-mirror/cling