Setting default charset to UTF-8 in .htaccess and .user.ini

.htaccess

@@ -13,6 +13,7 @@ php_value post_max_size 513M
 php_value memory_limit 512M
 php_value mbstring.func_overload 0
 php_value always_populate_raw_post_data -1
+php_value default_charset 'UTF-8'
 <IfModule mod_env.c>
   SetEnv htaccessWorking true
 </IfModule>

.user.ini

@@ -3,3 +3,4 @@ post_max_size=513M
 memory_limit=512M
 mbstring.func_overload=0
 always_populate_raw_post_data=-1
+default_charset='UTF-8'