Fixes #4869 - Uncomment 'set -e' to permit to stop at encountered error
Merge pull request #370 from nperron/bug_4869/dev/permit_script_to_stop_at_encountered_error

Fixes #4869 - Uncomment 'set -e' to permit to stop at encountered error
Fixes #3855 - Add specific package_methods rudder_yum to manage RPM on RHEL with less requests to RHN and use them on Techniques 'System', 'Inventory' and 'NTP'

Conflicts:
	techniques/systemSettings/misc/clockConfiguration/1.0/clockConfiguration.st
Merge pull request #380 from nperron/bug_3855/dev/add_new_package_methods_and_fix_package_method_for_rhel_rudder_2_6

Fixes #3855 - Add specific package_methods rudder_yum to manage RPM on RHEL with less requests to RHN and use them on Techniques 'System', 'Inventory' and 'NTP'
Fixes #4898: Remove package_patch_installed_regex from rudder_yum package method
Merge pull request #385 from Kegeruneku/bug_4898/dev/4898_remove_wrong_attribute_from_rudder_yum_package_method

Fixes #4898: Remove package_patch_installed_regex from rudder_yum packag...
Merge branch 'branches/rudder/2.6' into branches/rudder/2.8