Refactor show-docs & change no-pager to a no-op
Refactor show-docs & change no-pager to a no-op

Update Windows support in show-docs sub
Made original ternary more idiomatic as per @jnthn's comment in
PR #311.  Added another ternary to support no-pager mode in Windows.

Refactor show-docs & turn no-pager into no-op

perl6/doc,perl6/doc,jonathanstowe/doc,MasterDuke17/doc,MasterDuke17/doc,dmaestro/doc,LLFourn/doc,LLFourn/doc,tbrowder/doc,stmuk/doc,dha/doc,gfldex/doc,MadcapJake/doc,MadcapJake/doc,MadcapJake/doc,dmaestro/doc,MasterDuke17/doc,MadcapJake/doc,dmaestro/doc,perl6/doc,gfldex/doc,gfldex/doc,tbrowder/doc,jonathanstowe/doc,LLFourn/doc,stmuk/doc,perl6/doc,dmaestro/doc,stmuk/doc,tbrowder/doc,stmuk/doc,MadcapJake/doc,antquinonez/doc,antquinonez/doc,jonathanstowe/doc,dha/doc,jonathanstowe/doc,antquinonez/doc,stmuk/doc,gfldex/doc,LLFourn/doc,dha/doc,dha/doc,dha/doc,perl6/doc,antquinonez/doc,gfldex/doc,MasterDuke17/doc,antquinonez/doc,dmaestro/doc,tbrowder/doc,jonathanstowe/doc,LLFourn/doc