Reduce nesting levels.

Signed-off-by: Hugues Peccatte <hugues.peccatte@gmail.com>
Fix too long lines in pmd.css.php.

Signed-off-by: Hugues Peccatte <hugues.peccatte@gmail.com>
Minor coding style modifications.

Signed-off-by: Hugues Peccatte <hugues.peccatte@gmail.com>
Merge branch 'master' of https://github.com/phpmyadmin/phpmyadmin
Merge branch 'master' of https://github.com/phpmyadmin/phpmyadmin