Merge pull request #539 from jeff1evesque/scss_style

#537: style.scss, rename file
#399: test/php/index.php, update 'scss' reference
Merge pull request #540 from jeff1evesque/php_index

#399: test/php/index.php, update 'scss' reference
#538: variable.scss, add file
#538: style.scss, import 'variable.scss'
Merge pull request #541 from jeff1evesque/scss_variable

#538: Add '/var/www/src/scss/variable.scss'
#537: style.scss, fix docblock typo