Squashed 'bin/' changes from d0194bb..86d46a9

86d46a9 Explicitly reference bash (not dash) for pre-commit hook
64a6d09 Move WordPress.org SVN checkout outside of Git root
a4aa443 Fix symlinked dirs for Travis; remove PHP 5.2 for Travis
fd97d04 Finish with 5.2 compat; exclude bin from syntax check
ff49315 Improve relative paths for phpunit; update install-wp-tests.sh
c213c44 Run Travis tests on PHP 5.2
4eaa28e Account for renamed files in pre-commit hook
8001c36 Eliminate PHP 5.3 requirement, replacing namespaces and closures
774bdc3 Check modified files, pass select JS to jshint, run phpunit in vagrant
bc955c7 Fix pre-commit detection of staged_php_files

git-subtree-dir: bin
git-subtree-split: 86d46a984bc5102e8b3d4787eea311b01a7e9308
Merge commit '655ec5e42adb0e7e7559d16f6c3b98c141237c6f'

Conflicts:
	bin/pre-commit