fixes #770 - puppet autosign fails if using legacy puppet ca handleing

Fixes #662 - Add deprecation warnings for GW classes

Signed-off-by: Paul Kelly <paul.ian.kelly@googlemail.com>

removed empty task folder

Fixes #239 - Erases environments and puppetclasses

The fix also includes a page in which the use selects the additions
and removals which they would wish to apply to their database.
Errors are reported and an opportunity is given to reapply the changes.

fixes #324 - Don't try to read CA signed certs as foreman user before cleaning with puppetrun

fixes #84 - add better support for binary path searching, and catch errors based on the output from puppetrun

fixes #84 - Add puppetrun support to web interface

fixes 162 - Certificate will not be removed when FQDN has uppercase letters

switches global setting var to be a constant var - refs #100

Fixes #111 - GW::puppetca#clean now logs an error and fails when there in no CA