Remove Frame Server

This feature is limited (only byte PPM output, no multi-view),
only works with specific configurations.

This also causes some maintenance overhead
when testing changes to the render pipeline.

source/blender/python/intern/bpy_app_build_options.c

@@ -44,7 +44,6 @@ static PyStructSequence_Field app_builtopts_info_fields[] = {
 	{(char *)"freestyle", NULL},
 	{(char *)"image_cineon", NULL},
 	{(char *)"image_dds", NULL},
-	{(char *)"image_frameserver", NULL},
 	{(char *)"image_hdr", NULL},
 	{(char *)"image_openexr", NULL},
 	{(char *)"image_openjpeg", NULL},
@@ -150,12 +149,6 @@ static PyObject *make_builtopts_info(void)
 	SetObjIncref(Py_False);
 #endif
 
-#ifdef WITH_FRAMESERVER
-	SetObjIncref(Py_True);
-#else
-	SetObjIncref(Py_False);
-#endif
-
 #ifdef WITH_HDR
 	SetObjIncref(Py_True);
 #else