What a slap in the face!     In California, 30,000 Los Angeles teachers are on strike because charter schools are gobbling up their funding without providing the same level of quality services or accountability.     Meanwhile in New Orleans, Sen. Cory Booker is giving the keynote address at a charter school rally.     That wouldn’t be surprising if Booker was a Republican.     Donald Trump’s Education Secretary Betsy DeVos is a big time champion of…