Add default feeds

https://github.com/FreshRSS/FreshRSS/issues/859

app/SQL/install.sql.mysql.php

@@ -57,6 +57,8 @@ CREATE TABLE IF NOT EXISTS `%1$sentry` (
 ENGINE = INNODB;
 
 INSERT IGNORE INTO `%1$scategory` (id, name) VALUES(1, "%2$s");
+INSERT IGNORE INTO `%1$sfeed` (url, category, name, website, description, ttl) VALUES("http://freshrss.org/feeds/all.atom.xml", 1, "FreshRSS.org", "http://freshrss.org/", "FreshRSS, a free, self-hostable aggregator…", 86400);
+INSERT IGNORE INTO `%1$sfeed` (url, category, name, website, description, ttl) VALUES("https://github.com/FreshRSS/FreshRSS/releases.atom", 1, "FreshRSS @ GitHub", "https://github.com/FreshRSS/FreshRSS/", "FreshRSS releases @ GitHub", 86400);
 ');
 
 define('SQL_DROP_TABLES', 'DROP TABLES %1$sentry, %1$sfeed, %1$scategory');

app/SQL/install.sql.sqlite.php

@@ -55,6 +55,8 @@ $SQL_CREATE_TABLES = array(
 'CREATE INDEX IF NOT EXISTS entry_lastSeen_index ON `%1$sentry`(`lastSeen`);',	//v1.1.1
 
 'INSERT OR IGNORE INTO `%1$scategory` (id, name) VALUES(1, "%2$s");',
+'INSERT OR IGNORE INTO `%1$sfeed` (url, category, name, website, description, ttl) VALUES("http://freshrss.org/feeds/all.atom.xml", 1, "FreshRSS.org", "http://freshrss.org/", "FreshRSS, a free, self-hostable aggregator…", 86400);',
+'INSERT OR IGNORE INTO `%1$sfeed` (url, category, name, website, description, ttl) VALUES("https://github.com/FreshRSS/FreshRSS/releases.atom", 1, "FreshRSS releases", "https://github.com/FreshRSS/FreshRSS/", "FreshRSS releases @ GitHub", 86400);',
 );
 
 define('SQL_DROP_TABLES', 'DROP TABLES %1$sentry, %1$sfeed, %1$scategory');