Change python asserts to unittest asserts
Merge pull request #14244 from rallytime/fix_cache_tests

Change python asserts to unittest asserts
Fix issue in dict comprehensition from #14158
Return ret, Fixes 04c685ee48, Refs #14158
Merge pull request #14247 from basepi/returnret14158

Return ret, Fixes 04c685ee48, Refs #14158
Added a dictionary subclass that supports dot-lookup notation
Switch __salt__ to use the dot-lookup subclass
Added tests for calling functions via Jinja with dot-lookup syntax

Yay!