Add get_selections() and set_selections() for dpkg.

This module will enable to freeze a package at a certain version, with the "hold" state.
Add TODO, amend later... FIXME.
possible fix for https://github.com/saltstack/salt/issues/5567
possible fix for https://github.com/saltstack/salt/issues/5567
added support for order clauses in pillar top files

Conflicts:
	tests/unit/pillar_test.py
Added new single module interface to salt clients
Merge remote-tracking branch 'upstream/develop' into unify-api
Now uses new auth Resolve instead of Load
Merge remote-tracking branch 'upstream/develop' into unify-api
Merge remote-tracking branch 'upstream/develop' into unify-api
Using new runner.master_call
create_token
verify_token methods added
refactored master_call
as already required that key 'fun' be part of load dict
'
updated comments
improve file.recurse performance
strip '/' from the prefix beginning and end to sanatize input, os.path.join quirk
document new prefix flag
Convert shell command examples to bash code-block

This commit modifes a number of files which have command-line examples
so that the code-block directive is used. This provides more
visually-appealing syntax highlighting.

More commits like this will follow, this commit is part of an overall
documentation audit that I am performing.
Merge pull request #6617 from terminalmage/docs

Convert shell command examples to bash code-block
Merge pull request #6555 from flupke/pillar_order2

Add support for order clauses in pillar top files
put a sleep back on grains.setval test for new jenkins stuff
whitespace