Merge pull request #4871 from UtahDave/develop

fix incorrect indentation on except clause
fix typo: critera => criteria
Merge pull request #4872 from cvrebert/patch-3

fix typo: critera => criteria
Fix all pylint W1401 "Anomalous backslash in string" problems
Simplify dnsutil._has_dig()
linux_sysctl module: escape component plain strings when dynamically constructing regex
fix pylint W0702 'No exception type(s) specified'; except: -> except Exception:
fix pylint W0120: Else clause on loop without a break statement

for-else is also a pretty obscure construct
salt.loader: fix pylint W0102 (mutable default argument values)
Merge pull request #4877 from hulu/for-else-fix

fix pylint W0120: Else clause on loop without a break statement
fix typo: compatibile => compatible
add spaces around assignment operator in memcache_return._get_serv()
have pylint ignore file module imports in win_file module
rm duplicate import of `salt.utils` in fileclient
rm duplicate import of `salt.utils` in master.py
fileserver.roots: rm unused import of `hashlib`; fix typo in docstring
Merge pull request #4874 from cvrebert/patch-2

Simplify dnsutil._has_dig()
disable pylint's unused imports warning in _compat.py
rm unused salt.utils import in output.virt_query
Add link to 32bit Windows installer