Merge pull request #12 from fabiorphp/master

Improvement tests for VagrantBundle file
Default docroot instead of placeholder
Merge pull request #14 from ruudk/patch-1

Default docroot instead of placeholder
Fix typo at mainpage Operating <- Opeating
Selfupdate composer on Travis CI builds
Merge pull request #16 from rogeriopradoj/patch-2

Selfupdate composer on Travis CI builds
Merge pull request #15 from rogeriopradoj/patch-1

Fix typo at mainpage Operating <- Opeating