…flags

…hen there is no rollout attached to the feature flag

…en the user is excluded from all rollout rules due to traffic allocation

… when user fails all audiences and traffic in everyone else rule. Add new audience for slytherin. add new rollout 2. Add experiment on double feature to fix test in OptimizelyTest.java

…failing targeting for all previous rules returns the everyone else variation

… they pass audience targeting for another rule, but fail traffic allocation for that rule

…int from previous rollout rules

…traffic allocation rule in fallback bucketing strategy

…audience targeting in fallback strategy

…a varaition for the experiment