Security update for apache2

Open Source Vulnerabilities SUSE-SU-2017:1714-1

This update for apache2 provides the following fixes: Security issues fixed: - CVE-2017-3167: In Apache use of httpd ap_get_basic_auth_pw() outside of the authentication phase could lead to authentication requirements bypass (bsc#1045065) - CVE-2017-3169: In mod_ssl may have a dereference NULL pointer issue which could lead to denial of service (bsc#1045062) - CVE-2017-7679: In mod_mime can buffer over-read by 1 byte, potentially leading to a crash or information disclosure (bsc#1045060) Non-Security issues fixed: - Remove /usr/bin/http2 symlink only during apache2 package uninstall, not upgrade. (bsc#1041830) - In gensslcert, use hostname when fqdn is too long. (bsc#1035829)