Fix final issue in gitfs index support
Added check in modules.locale for empty string in locale. This
safeguards against an empty string in locale
Merge pull request #3536 from auser/develop

Added check in modules.locale for empty string in locale.
single quotes
only set nocache tag if called for
When going through the API, selected_target_option is always 'None'. That brakes grains-based minion-discovery for the batch run when running through the API. The expr_form is always set, so we can default to that safely instead of glob.
lookup nocache option
fix spacing in job ctrl-c message
need to pull from the publish kwargs section
Add ipv6_enable option
meh, None does not int cleanly!
Fix minion ipv6 option validation
Merge pull request #3537 from felskrone/develop

When going through the API, selected_target_option is always 'None'.
Fix #3515 This is the right way, thanks for the addition!
Don't do feature tracking

Allow pkg providers to fail if they use comparison operators when they
are not supported.
Enclose pkg targets in quotes (yumpkg5)

This will prevent salt from redirecting output if comparison operators
are used in version specifications.
Enclose pkg targets in quotes (apt)

This will prevent salt from redirecting output if comparison operators
are used in version specifications.
Merge pull request #3541 from archtaku/issue3278

Don't throw error when comparison operators are used if they aren't supported
better URLs for mailing list & IRC
link to master & minion reference