Angelina Jolie and Brad Pitt have been embroiled in bitter court battles since their tumultuous 2016 split. Despite Jolie’s legal team’s insistence that she wants to foster “positive relationships between all members of their family,” a source spilled there is a “very nasty side” to the Maleficent star. The estranged exes’ former bodyguard Tony Webb was reportedly encouraged by one of Jolie’s aides to “stop” members of his team from testifying against her in court. It’s been reported he “received multiple calls from Jolie’s representative, who told Mr. Webb to remind his staff that they had en…