Merge pull request #112 from mohawk2/master

Rebased PR #97 - doc links to Dist::Zilla, File::ShareDir, File::ShareDir::Install
Remove "running under some shell" - resolve #37.
Merge pull request #114 from mohawk2/removeshbang

Remove "running under some shell" - resolve #37.
Update bundled CPAN::Meta to 2.142060, CPAN::Meta::Requirements to 2.126.