Merge pull request #1 from nukeviet/develop

Mer from Nukeviet
commit 3 dong @Header của a Tú thêm vào file header.php
Edit file header.php (Mr.Tu edit)
Merge pull request #6 from nukeviet/develop

Update from nukeviet root
Update request_uri.php

Support URL by word "+" for url
Update index.php

Support URL by word "+" for url
update CKEditor 4.3.1
optimize code for PDO
Merge pull request #64 from vuthao/develop

Develop
optimize code for PDO
Merge pull request #65 from vuthao/develop

optimize code for PDO
Merge pull request #1 from nukeviet/develop

update
remove "`" in sql
Merge pull request #3 from PhamQuocTien132/develop

Develop
optimize code for PHP
remove "AS" in sql JOIN syntaxes for the table
change UNIX_TIMESTAMP by NV_CURRENTTIME in SQL
optimize structure for table database
Remover "NULL" in sql insert with Primary AUTO_INCREMENT
Remove LITMIT 1 in SQL