Updated a few comments

Removed useless NULL_HTTP_CLIENT.
Extracted mime code from NET_HTTP_CLIENT_REQUEST.response into specific routine.

library/network/http_client/tests/test-safe.ecf

@@ -11,6 +11,7 @@
 			<assertions precondition="true" postcondition="true" check="true" invariant="true" loop="true" supplier_precondition="true"/>
 		</option>
 		<variable name="netssl_http_client_enabled" value="false"/>
+		<variable name="net_http_client_disabled" value="false"/>
 		<variable name="libcurl_http_client_disabled" value="false"/>
 		<library name="base" location="$ISE_LIBRARY\library\base\base-safe.ecf"/>
 		<library name="http_client" location="..\http_client-safe.ecf" readonly="false" use_application_options="true">

library/network/http_client/tests/test.e

@@ -7,12 +7,11 @@ feature -- Init
 
 	make
 		local
-			null: NULL_HTTP_CLIENT
+			null: NULL_HTTP_CLIENT_SESSION
 		do
-			create null
-			if attached null.new_session ("http://example.com/") as l_sess then
-				check not l_sess.is_available end
-			end
+			create null.make ("http://example.com/")
+			check not null.is_available end
+			
 			test_get_with_authentication
 			test_http_client
 		end