Fix the docs for glance_image.endpoint_type

The endpoint_type option was added in version 1.7,
so the docs need to state this.  Also the the description
is too brief.
Fix #7711

Fix relative symlinks creation in file module

Signed-off-by: Oleg Bulatov <oleg@bulatov.me>
Ensure ansible_job_id exists even for not-started jobs
Add integration test
zypper: handle lists of packages efficiently
Add support for filtering EC2 instances in dynamic inventory

This allows filtering out EC2 instances based on various different
filters including tags. As requested in 7480 it supports logical "OR"
instead of "AND" on the provided list of filters.
Remove namespace restrictions in ec2_metric_alarm
Fixes #7970
Adding a new 'load_callback_plugins' config option, defaults to False

This option, when set to True, allows "ansible" command to load callback plugins
Noted in documentation that standalone esxi hosts should use ha-datacenter for the datacenter string
Merge pull request #8912 from nathansoz/devel

Documentation edit for vsphere_guest module
get_url module: Add timeout parameter
Don't return 'state' attr in bigpanda module

Fixes a double parameter being passed afterwards
Allow complex_args to be None
Fixing issue with symlinked vaults
Fixing ansible-galaxy bug introduced in 399fe322
Merge pull request #8902 from mathieumd/devel

Remove namespace restrictions in ec2_metric_alarm
Merge pull request #8911 from bbasleeper/devel

Adding a new 'load_callback_plugins' config option, defaults to False
Enable region parameter to specify new bucket location
Document how to use region in s3 module
Merge pull request #8921 from willthames/get_url_timeout

get_url module: Add timeout parameter