Add generated files to .gitignore.
Remove the stray t/output directory.

It was generated by the scripts.
Convert from t/output to dedicated dirs.

This will hopefully make the tests parallelisable.
Rename IO_All_ParTest to IO_All_Test.

This way it is used by default. Add del_output_dir to all the files
that use it.
Add generated files to gitignore.
add ext(ension) method to ::FileSys
add mimetype method to ::FileSys
list based file/dir constructors
add glob to ::Dir
changes
Released version 0.47
typo fixes
add as_foreign method to dir and file
rename as_foreign to os
nicer names
convert os to a mutator
document os
remove silly test that fails from a tmpdir
convert to Dist-Zilla
test on travis and record coverage on coveralls