On a locale-less system, skip encoding/decoding prompts
Check if ->term_enc returns something before use
document Filter including bundle itself
Fix formatting in ShareDir POD
Add an --omit-core option to dzil listdeps

This will filter out all modules shipped with the specified version of perl
remove special case for main_module in :InstallModules

The main_module builder sub only looks in lib/, and this line never worked
anyway (it was trying to match a file object against a filename)
omit the trailing space in the "use" line when eumm_version defaults to undef