added Header unset ETag In some servers setting "FileETag None" alone, is not enough. Removing header and setting it to None fixes the issue.
added Header unset ETag
In some servers setting "FileETag None" alone, is not enough. Removing header and setting it to None fixes the issue.

blackmoral/server-configs-apache,atyenoria/server-configs-apache,blackmoral/server-configs-apache,StephanieMak/server-configs-apache,Gillespie59/server-configs-apache,sengkoil/server-configs-apache,voku/server-configs-apache,h5bp/server-configs-apache,voku/server-configs-apache,johnnyicarus/server-configs-apache,johnnyicarus/server-configs-apache,atyenoria/server-configs-apache,sengkoil/server-configs-apache,StephanieMak/server-configs-apache,Gillespie59/server-configs-apache,walterebert/server-configs-apache,walterebert/server-configs-apache