fix typo in states.img.umount_image: 'fomat' -> 'format'
fix some typos / capitalization in minion.py
version.py: rename exception so distinct from stderr string
cli.batch: fix typo, use idiomatic var name
fix apparent typo in modules.file.manage_file
fixes to modules.mongodb.db_exists
Avoid `KeyError`. Refs 6cf74b7
Merge pull request #4684 from hulu/minion-typos

fix some typos / capitalization in minion.py
Merge pull request #4683 from hulu/img-mnt_image-fix

Minor fixes in modules.img
Merge pull request #4694 from s0undt3ch/develop

Avoid `KeyError`. Refs 6cf74b7
Add safe_walk function to utils
Connect new safe_walk into the file server
Fix issue where safe_walk would skip files
Merge pull request #4675 from Learnosity/master_grain

Added the 'master' grain to give the minion its master
Merge pull request #4676 from hulu/fix-indentation-pylint

fix bad/inconsistent indentation reported by pylint
Merge pull request #4677 from hulu/operator-spacing-pylint

add whitespace around operators based on pylint report
Merge pull request #4679 from hulu/cobbler-ext_pillar-only

improve pillar.cobbler.ext_pillar()
Merge pull request #4687 from hulu/avoid-namespace-collision

version.py: rename exception var so distinct from stderr string var
Merge pull request #4688 from hulu/batch

cli.batch: fix typo, use idiomatic var name
Merge pull request #4689 from hulu/file-typo

fix apparent typo in modules.file.manage_file