An inmate’s “egregiously abusive” behavior while challenging his prison conditions supports a judge’s decision to toss two of the man’s lawsuits and to bar him from filing new suits for at least two years, a federal appeals court held.In a nonprecedential order Thursday, the 7th U.S. Circuit Court of Appeals rejected the argument that U.S. District Judge J. Phil Gilbert of the Southern District of Illinois lacked the authority to impose the filing bar on self-proclaimed white supremacist William A. White.A judge has the …