Squashed 'lib/aihrus/' changes from fcac4a8..156b136

156b136 Wrong version check operator
aa71c9c Check for PHP 5.3
2e0b6d0 Coding standard

git-subtree-dir: lib/aihrus
git-subtree-split: 156b136dfcbcc74ef817b7682bee035c7bd9ddcb
Update aihrus framework

Conflicts:
	lib/aihrus/class-aihrus-common.php