Docs. Minor update to EPEL url in developer-guide.
Regression: fix to 'make install' (distro_signatures.json).
Docs. Developer-guide add missing dependencies.
Merge pull request #1263 from jmaas/master

Several fixes
Docs. Developer-guide add missing dependencies.
Merge pull request #1264 from jmaas/master

Docs. Developer-guide add missing dependencies.
Post install report mails are not mailed when ignorelist is empty.

This fixes #1248.
Merge branch 'master' of github.com:jmaas/cobbler
Docs. release notes updated.
Merge pull request #1266 from jmaas/master

Several fixes
Initial version of manage_ndjbdns module.
Respect ndjbdns module on service restart.
PEP8 error E302 in services.py
PEP8 error E302 in templar.py
Render NDJBDNS data file from template.
Mention "ndjbdns" module in modules.conf
Add quick reference to template file.
Template syntax error.
Merge pull request #1269 from martin-helmich/bug-pep8-fixes

Minor PEP8 fixes
Enable external YUM repo mirroring through a proxy server.

Also needed to fix some warnings from 'make qa'.