init.php: Fix alignment
template.php: Check file exists before privacy check
Rename 'twig' to 'Twig'
Add a session.php file

Issue #50.
login.php: Name input fields

Issue #50.
login.php: Set the form method and action

Issue #50.
session.php: Refactor for cleanliness

Issues #50 and #93.
template.php: Prefix functions with 'pip_'

Issue #93.
template.php: Annotate existing functions
template.php: Add pip_template_is_private()
template.php: Refactor for cleanliness
session.php: Add a pip_append_session_to_array()
session.php: Add some minor comments
css: Use @brand-success for input text focus
css: Remove unneeded hack
advanced.html: Use .btn-success for search btn
search.html: Set the form action
tools/sloccount: Fix path to Twig lib
tools/sloccount: Remove CSS from sloccounts
_page.html: Rename _footer.hide to _footer.hidden