ansible-pull should respect inventory file settings because, say, Python interpreter path can be non-default on a host
Fix issue with symlink path detection

Fixes #7627
Fixes #7664
Merge pull request #7667 from alexclear/devel

ansible-pull should respect inventory file settings because, say, Python...
Update developing_modules.rst
Merge pull request #7675 from eludom/patch-1

Update developing_modules.rst
Merge pull request #7676 from jimi-c/fix_symlinks

Fix issue with symlink path detection
Show friendlier error message if nova.ini is not found.

Signed-off-by: Hector Acosta <hector.acosta@gmail.com>