Better support for using field names and rule parameters in error messages.
Merge branch 'refs/heads/develop' into feature/form_error_msgs
Merge branch 'develop' of https://github.com/EllisLab/CodeIgniter into feature/form_error_msgs
Merge branch 'develop' of https://github.com/EllisLab/CodeIgniter into feature/form_error_msgs

Conflicts:
	system/language/english/form_validation_lang.php
Fix a merge oopsie in the language file.
Combine this feature with Fix Issue #935 in another pull request.
Merge pull request #2024 from ivantcholakov/develop

3.0.0-dev: Fixing the issue #2023.
Fix #113
[ci skip] Remove a lone semicolon (rel 2d48b4f1a174473fa0539769a433ba78305c0faa)
Minor changes to Xmlrpc.php
Minor changes to Xmlrpcs.php
Merge pull request #2025 from vkeranov/develop

Some minor changes to Xmlrpc.php and Xmlrpcs.php
keep_flashdata accepts array
Bug fix - optimize_table() in DB utility class
Merge pull request #2028 from tocaibiza/develop

Bug fix - optimize_table() in DB utility class
Requested changed to keep_flashdata
Added support for extending individual driver classes and driver unit tests

Signed-off-by: dchill42 <dchill42@gmail.com>
Replaced Mock_Core_Lang with PHPUnit mockups

Signed-off-by: dchill42 <dchill42@gmail.com>
Merge pull request #2030 from dchill42/unit_tests

Replaced Mock_Core_Lang with PHPUnit mockups
Merge pull request #2029 from dchill42/driver_ext

Added driver extension support