Fix 'function declaration in loop' scrutinizer errors.

Signed-off-by: Hugues Peccatte <hugues.peccatte@gmail.com>
Update PHPDoc and remove useless variables and methods to fix scrutinizer errors.

Signed-off-by: Hugues Peccatte <hugues.peccatte@gmail.com>
Fix error when clicking 'Go' and having an empty textarea in SQL tab.

Signed-off-by: Hugues Peccatte <hugues.peccatte@gmail.com>
Bug: Escape table name.

Signed-off-by: Ashutosh Dhundhara <ashutoshdhundhara@yahoo.com>
Freecode.com is now read-only

Signed-off-by: Marc Delisle <marc@infomarc.info>
Translated using Weblate (Azerbaijani)

Currently translated at 19.7% (553 of 2807)
Translated using Weblate (Norwegian Bokmål)

Currently translated at 60.6% (1703 of 2807)
Merge remote-tracking branch 'origin/master'
Merge pull request #1245 from ashutoshdhundhara/bug_security

Bug: Escape table name.
Translated using Weblate (Azerbaijani)

Currently translated at 30.0% (844 of 2807)
Merge remote-tracking branch 'origin/master'
Fix coding style

Signed-off-by: Ann + J.M <phpMyAdmin@ZweiSteinSoft.de>
Translated using Weblate (Azerbaijani)

Currently translated at 29.7% (824 of 2770)
Translated using Weblate (Korean)

Currently translated at 82.1% (2276 of 2770)
Translated using Weblate (Norwegian Bokmål)

Currently translated at 61.5% (1705 of 2770)
Merge remote-tracking branch 'origin/QA_4_2' into QA_4_2
Merge pull request #1240 from Tithugues/scrutinizer

Fix some Scrutinizer issues
Translated using Weblate (Korean)

Currently translated at 81.6% (2291 of 2807)
Merge remote-tracking branch 'origin/master'
Merge pull request #1244 from Tithugues/QA_4_2_fixEmptySQL

Fix error when clicking 'Go' and having an empty textarea in SQL tab. (bug #4470)