IP addresses are no longer separated by a line brake '\n' rather all ip addresses are coma separated. 
fixed merging conflicts
added some comments
Fix #166: Typo on README
Removed unnecessary bracket
Fixed merging conflicts
removed extra parenthesis in detect_ssl method
Merge pull request #138 from onema/master

List of ip addresses that can use an API key (2)
Merge pull request #168 from Stolz/patch-1

Removed unnecessary bracket
Merge pull request #167 from rogeriopradoj/patch-1

Fix #166: Typo on README
Merge branch 'master' of https://github.com/philsturgeon/codeigniter-restserver