2 Camille E bugs/oversights - interaction with Veigar E and Cassiopeia W.

I heard word that Camille can E right through a Veigar E Event Horizon and also use E while standing in Cassiopeia W Miasma.

http://boards.na.leagueoflegends.com/en/c/gameplay-balance/dxL8gv7u-as-someone-whos-love-for-veigar-knows-no-bounds

For some reason they don't seem to want to report it or think it's intentional, so here is my report instead.