Fixed Oracle DB type mapping. (Fixes #4)
Fixes #1388: Added mapping from physical types to abstract types for OCI DB driver [skip ci]
Generate Traditional Chinese messages
Merge pull request #4437 from whuhacker/master

Generate Traditional Chinese messages
New callback functions for form validation using Ajax.

close #4436
fix the link
Merge pull request #4440 from qiansen1386/patch-12

fix the link
Update start-databases.md

double word "from"
Corrected table name

INSERT queries didn't work with first letter capitalized in table name.
Fixes #4410: Fixed Gii to preserve database column order in generated _form.php
Merge pull request #4441 from xBazilio/patch-1

Update start-databases.md
Update schema-mssql.sql

MSSQL syntax fix
Merge pull request #4449 from delighter/patch-1

Update schema-mssql.sql
Fixed missing and incorrect phpdoc
Removed unused code
Merge pull request #4443 from xBazilio/patch-2

Corrected table name
Adjusted rbac ManagerInterface
Fixes #4453: `yii message/extract` wasn't properly writing to po files in case of multiple categories
Fixes #4131: Security adjustments
Security component adjustments: fixed comment style, hkdf() and pbkdf2() are now protected, compareString() is now public