Fix bad links on Arch aur package readme.

These were totally wrong and somehow pointing to completely unrelated projects.
Set the correct version added for the hostname module
Merge pull request #4844 from matburt/patch-1

Fix bad links on Arch aur package readme.
Fixes #4522 Document that comments in ini files will be discarded with the ini module
Fixes #4771 Add 1.4.x example of registered var properties to the docsite
Revert "Fixes #4771 Add 1.4.x example of registered var properties to the docsite"

This reverts commit dc74e700ce10295f38b953348cdea0d5b00bbb83.
Revert "Fixes #4092 Add documentation for yaml format of tasks and all keywords"

This reverts commit 3e351b4727824baee82a7d7355f942c94298ceaa.
Revert "Delete extra word in index.rst"

This reverts commit f52b40175538e841d40e75668ffb4f3c2619064f.
Revert "Tiny RST link fix in modules documentation"

This reverts commit e052251662ec16cd26d39aee2af34852bd16ccb4.
Revert "Move info on limit from the ad hoc command page to the pattern page"

This reverts commit cda707f99e42a7c0fe1332987b2632e1fdc600a3.
Fixes #4506 test length of context before checking invalid indexes
DRY up dict conversion and fix serialization error
Remove unused variable
Correct documentation URLs
Merge pull request #4860 from jlaska/async_status_doc

Correct documentation URLs
Correcting the security group id lookup from the list of security group names
Merge pull request #4862 from rob-szew/devel

Correcting the security group id lookup from the list of security group ...
Merge pull request #4858 from sivel/rax-clb-serialize

Fix serialization error in rax_clb
Update README.md
Implementation of add_facts module to allow the aggregation of facts across roles on a host