Check also debian/ubuntu for tftp directory
Remove function with duplicated body
Warn about unkonwn tftp server
Ignore files from debian builds
Add missing requirements
Enable proxy for apache2
Support virtio26 for generic qemu fallback

Conflicts:
	koan/virtinstall.py
Merge pull request #1179 from opoplawski/release26-virtio

Support virtio26 for generic qemu fallback
Return right value from TftpdPyManager.what method
Merge pull request #1154 from javiplx/debian_fixes

Debian fixes
Merge pull request #1187 from javiplx/bugfix/bundled_tftpd

Return right value from TftpdPyManager.what method
Update yaboot to 1.3.17.
Merge pull request #1199 from jmaas/release26

Update yaboot to 1.3.17.
Regression: <<inherit>> was not available as kickstart value.
distro_signatures.json was broken, this commit fixes that.
Merge pull request #1222 from jmaas/release26

Multiple regressions fixed
Updated man page to reflect the removal of URL support for kickstarts.
Merge pull request #1223 from jmaas/release26

Updated man page to reflect the removal of URL support for kickstarts.
Module manage_in_tftpd.py now returns 'in_tftpd'  from what().

Besides this being a bit more consistent this also fixes some
warnings in 'cobbler check'.
Merge pull request #1224 from jmaas/release26

Module manage_in_tftpd.py now returns 'in_tftpd'  from what().