Kathy Hilton revealed that Kyle Richards likely contemplated separating from her estranged husband Mauricio Umansky for “years” before it happened, RadarOnline.com has learned. As OK! reported, Hilton discussed her sister’s marriage and relationship issues during the Real Housewives of Beverly HillsSeason 13 reunion episode on Wednesday. “Kyle, she’s not a compulsive person. She doesn’t just jump and make a decision,” Hilton explained. “Kyle didn’t decide this in three months. For sure, I bet she had been thinking, in my feeling, probably the last three, four years. I shouldn’t say that … but …