Merge pull request #1 from krakjoe/master

some tidy, perhaps
Merge pull request #2 from krakjoe/master

tidier
Merge pull request #3 from krakjoe/master

size for humans
use size_for_humans() here too
Merge pull request #4 from krakjoe/master

hide/show directory contents
Merge pull request #5 from krakjoe/master

make clickable rows obvious
Merge branch 'master' of https://github.com/rlerdorf/opcache-status