convert the debian apt templates to apt cookbook
add roles to match docs
add example environments
make dirs 755 so as to make syslog-ng work
Merge pull request #7 from rpedde-rcbops/TA415

Ta415 - docs
Merge pull request #6 from rpedde-rcbops/TA418

convert the debian apt templates to apt cookbook
hope this works
Attribute hackery

 * add network (management & exnet) attributes
 * add attribute remapper for better attr mungery
 * simplify keystone configuration attr
remap git repo base dir to the right place
default the syslog ip if it is not specified
todo => todone
update the docs to match current required attrs
do not default hash prefix/suffix