www: Rename 'search.php' to 'home.php'

Issue #122.
www: Update refs to home.php

Issue #122.
www: Rename 'details.php' to 'r.php'

Issue #122.
www: Update refs to r.php

Issue #122.
www: Update 'results.php' to 's.php'

Issue #122.
www: Update refs to s.php

Issue #122.