share/rest is gone, remove policy

Promises are failing due to missing source files.
Redmine#5463: do not use local_software_dir if it does not exist
packages.cf: quote compared versions for dpkg
make this install on Solaris
Merge pull request #205 from McAtte/fix-solaris-install

make this install on Solaris
Merge pull request #204 from tzz/dpkg-quote-compared

packages.cf: quote compared versions for dpkg
add acceidentally omitted variable
Merge pull request #206 from McAtte/solaris-revision

add acceidentally omitted variable
lib/3.7: adjust versions
use SunOS not solaris
Merge pull request #208 from McAtte/correct-solaris-identifier

use SunOS not solaris
Silence database maintenance operations
Merge pull request #210 from awsiv/master

Silence database maintenance operations
Redmine#5339: add inventory update_interval to ensure CSV files are there; support SUSE
Merge pull request #209 from tzz/redmine5339-update-interval-and-suse

Redmine#5339: add inventory update_interval to ensure CSV files are there; support SUSE
Support CFEngine 3.7 and remove support for 3.4