Corrected the migration_missing_down_method language string
Merge pull request #1274 from Repox/2.1-stable

Corrected the migration_missing_down_method language string
Added a return false if an image doesn't pass XSS cleaning to prevent file_get_contents from returning a NULL and passing through unscathed.
Check cookie against md5 regex.

Otherwise, cookie can contain arbitrary injected code that gets sent
back directly to the browser.
Use tab for indent
Revert "Use tab for indent"

This reverts commit c3eb672ed01c57a543dd8cdf1b90eb4001498c19.
Use tabs for indenting
Merge pull request #1366 from aphofstede/2.1-stable

Check cookie against md5 regex. 2.1 stable CSRF injection security fix
Added upgrade for 2.1.1 and updated version.
Merge branch 'release/2.1.1'
Fix issue #726
Fix a issue with affect_rows in CI_DB_pdo_driver::_execute()

In case of SELECT queries PDOStatement::rowCount doesn't work as expected. This commit
makes affect_rows be initialized properly.

Signed-off-by: Rogerio Prado de Jesus <rogeriopradoj@gmail.com>
Fix a issue with CI_DB_pdo_result::num_rows()

In case of SELECT queries PDOStatement::rowCount doesn't work as expected. This commit
makes it returns the expected value.
Merge pull request #1331 from rogeriopradoj/patch-1

Workaround for PDO Driver in 2.1-stable: num_rows doesn't work for SELECT queries
Added ability to _like paramater side to use 'none', in case one wants to query like instead of where without case being sensitive
Removed the starting slash from uri_string() documentation.
Adding width and height to list of clear variables to fix #1059
Updating change log relating to #1059.
Merge pull request #1389 from jamiefdhurst/2.1-stable

Adding width and height to list of clear variables to fix #1059
Fix issue #1387