Merge pull request #1643 from firian/html-helper-comment-fix

Comment fix.
Removing $reduce_linebreaks in auto_typography helper. Fixes #1642

I researched this back to a commit by @derekjones but couldn't find any history on what the reason for it was or why it was even added.

Signed-off-by: Eric Barnes <eric@ericlbarnes.com>
Update system/core/Input.php
Fix a bug in CI_DB_sqlsrv_driver::affected_rows()
Fix issue #1644
output->_display_cache() optimization

faster method to remove the timestamp from the content to be served
Merge branch develop of github.com:/EllisLab/CodeIgniter into session
Merge pull request #1647 from vlakoff/page-cache

output->_display_cache() optimization
output->_display_cache() simplifications

remove an unneeded regex capturing group and an unneeded trim()
Merge pull request #1648 from vlakoff/page-cache

output->_display_cache() simplifications
Made cookie driver default and did miniscule code cleanup on drivers
Cleaned up bangs and lowercase booleans, and fixed userdata return on not found to NULL
Windows 8 and PlayStation 3 in user_agents.php
Merge pull request #1654 from Debeet/patch-1

Windows 8 and PlayStation 3 in user_agents.php
If $htdocs = FALSE delete_files would never unlink
Improve change from f0ecb55dfe8dbfaf4c65dbe9d7e1bba8c131ebf4 and add changelog entries for pull #1654
Change log for IPv4 range mask support
Merge pull request #1640 from thecrypticace/develop

Added support for IP Address Range Masks to the Proxy IPs config option
Adding optional attributes as array or object for html helper
Adding a common stringify_attributes function for dealing with attributes through out various helpers.

Signed-off-by: Eric Barnes <eric@ericlbarnes.com>