Bump minimum SQLite version to 3.8.0

3.3.7 is 12 years old, no chance in hell you will find it somewhere
that supports modern MediaWiki. Since Ubuntu 14.04 LTS has 3.8.2, this
seems like a reasonable conservative version.

Change-Id: I5fbb35bd2d4c0993889b79f463a3c35ce6765d3b

INSTALL

@@ -10,7 +10,7 @@ Required software:
 * A SQL server, the following types are supported
 ** MySQL 5.5.8 or higher
 ** PostgreSQL 9.2 or higher
-** SQLite 3.3.7 or higher
+** SQLite 3.8.0 or higher
 ** Oracle 9.0.1 or higher
 ** Microsoft SQL Server 2005 (9.00.1399)
 

RELEASE-NOTES-1.33

@@ -364,7 +364,7 @@ The supported versions are:
 
 * MySQL 5.5.8 or later
 * PostgreSQL 9.2 or later
-* SQLite 3.3.7 or later
+* SQLite 3.8.0 or later
 * Oracle 9.0.1 or later
 * Microsoft SQL Server 2005 (9.00.1399)
 

includes/installer/SqliteInstaller.php

@@ -33,7 +33,7 @@ use Wikimedia\Rdbms\DBConnectionError;
  */
 class SqliteInstaller extends DatabaseInstaller {
 
-	public static $minimumVersion = '3.3.7';
+	public static $minimumVersion = '3.8.0';
 	protected static $notMiniumumVerisonMessage = 'config-outdated-sqlite';
 
 	/**