Everytown for Gun Safety, the gun control group funded by Michael Bloomberg and other wealthy Democrats, has quietly scrubbed its website of an endorsement of Jay Jones, the Virginia attorney general candidate who fantasized about shooting a Republican colleague. Everytown, which donated $200,000 to Jones's campaign on Aug. 26, had listed Jones on its "Gun Sense Voter" endorsement page, a distinction given to candidates who have "demonstrated that they will support stronger gun laws and