Add HTTP/2 support

- mod_http2
- Add "Protocol" statement to VHosts

mods-available/http2.load

@@ -0,0 +1 @@
+LoadModule http2_module /usr/libexec/httpd/mod_http2.so

sites-available/000-default.conf

@@ -4,6 +4,10 @@
 	ServerAdmin webmaster@localhost
 	DocumentRoot "/srv/www/apache"
 
+	<IfModule http2_module>
+		Protocols h2c http/1.1
+	</IfModule>
+
 	#LogLevel info ssl:warn
 	ErrorLog ${APACHE_LOG_DIR}/000-default.error.log
 	CustomLog ${APACHE_LOG_DIR}/000-default.access.log combined

sites-available/001-default-ssl.conf

@@ -14,6 +14,10 @@
 	ErrorLog ${APACHE_LOG_DIR}/001-default-ssl.error.log
 	CustomLog ${APACHE_LOG_DIR}/001-default-ssl.access.log combined
 
+	<IfModule http2_module>
+		Protocols h2 http/1.1
+	</IfModule>
+
 	#   SSL Engine Switch:
 	#   Enable/Disable SSL for this virtual host.
 	SSLEngine on

sites-available/002-default-ssl.conf

@@ -13,6 +13,10 @@
 	ErrorLog ${APACHE_LOG_DIR}/002-default-ssl.error.log
 	CustomLog ${APACHE_LOG_DIR}/002-default-ssl.access.log combined
 
+	<IfModule http2_module>
+		Protocols h2 http/1.1
+	</IfModule>
+
 	SSLEngine on
 	SSLCertificateFile "/etc/apache/server.crt"
 	SSLCertificateKeyFile "/etc/apache/server.key"