Fix for issue #2236
reverted changes from previous commit
Fixed #2289
Add unicode support in cart product name for unicode 00C000 to 00E01F.
Update Cart.php

Regex were already case sensitive.
Github broke the file encoding. I repaired it.
Full unicode support for the product name.
check if uft8 is enabled
reorder rules in product name regex by importance
Fix #2320
Add a (default) CI_DB_query_builder::_update_batch() method

An improved version of PR #2324, which only targets ODBC.
Output Class Minify Function Change

Added 2 additional MIME types to match against for JavaScript detection.
adding thumb_marker to image_lib->clear()
removing linebreak
Merge pull request #2326 from bayssmekanique/develop

Output Class Minify Function Change
Merge pull request #2328 from samdoidge/develop

adding thumb_marker to image_lib->clear()
Fix MSSQL ALTER TABLE ADD statement

An improved version of PR #2329
Fixed problem for transaction test mode.

trans_complete function is committed in test mode.
Because any database drivers are set _trans_failure in test_mode,
And trans_complete function is not evaluate _trans_failure.
Merge branch 'develop' of git://github.com/EllisLab/CodeIgniter into develop
Added array notation for keys in Input library