Refs #3378 : initial commit : copy from the 1.0 version
Fixes #3378 : make group creation optional
Fixes #2277: clarify fields in APT package manager configuration
Merge pull request #153 from jooooooon/bug_2277/clarify_fields_in_technique_apt_manager_settings

Fixes #2277: clarify fields in APT package manager configuration
Fixes #3125 - Add new Technique in order to have a CFEngine variable from execution of commands
Fixes #3779: RPM package installation technique version 4.0 uses wrong path for data file (3.0/...)
Merge branch 'branches/rudder/2.4' into branches/rudder/2.5
Merge branch 'branches/rudder/2.5' into branches/rudder/2.6
Merge pull request #154 from nperron/ust_3214/dev/3215_generic_command_variable_definition_technique_BIS

Fixes #3125 - Add new Technique in order to have a CFEngine variable from execution of commands
Fixes #3787: Technique "Enforce a file content" has outdated comments about escaping quotes
Merge pull request #156 from jooooooon/bug_3787/technique_enforce_a_file_content_has_outdated_comments_about_escaping_quotes

Fixes #3787: Technique "Enforce a file content" has outdated comments ab...
Merge pull request #155 from jooooooon/bug_3779/rpm_package_installation_technique_version_4_0_uses_wrong_path_for_data_file_3_0_

Fixes #3779: RPM package installation technique version 4.0 uses wrong p...
Fixes #3793: Options in Technique "Package management for RHEL / CentOS / SuSE / RPM systems" could be clearer
Merge pull request #157 from jooooooon/bug_3793/options_in_technique_package_management_for_rhel_centos_suse_rpm_systems_could_be_clearer

Fixes #3793: Options in Technique "Package management for RHEL / CentOS ...
Merge pull request #139 from ncharles/bug_3378/dev/make_group_creation_optionnal

Fixes #3378 : make group creation optional
Merge branch 'branches/rudder/2.4' into branches/rudder/2.5
Merge branch 'branches/rudder/2.5' into branches/rudder/2.6
Fixes #3811 - Fix missing double quote which broke 'Enforce a file content' v3.0
Merge pull request #162 from nperron/bug_3811/dev/missing_dbl_quote

Fixes #3811 - Fix missing double quote which broke 'Enforce a file content' v3.0
Fixes #1175: new versions of aptPackageInstallation and rpmPackageInstallation to get 'repaired' status again