fix(pfFilterPanel): make filter panel background semi-transparent
fix(pfFilterPanel): make filter panel background semi-transparent

dtaylor113/angular-patternfly,patternfly/angular-patternfly,AllenBW/angular-patternfly,AllenBW/angular-patternfly,patternfly/angular-patternfly,dtaylor113/angular-patternfly,patternfly/angular-patternfly,AllenBW/angular-patternfly,dtaylor113/angular-patternfly