[Travis] Increase PHP memory limit
[Travis] Increase PHP memory limit

GawainLynch/bolt,lenvanessen/bolt,nikgo/bolt,rarila/bolt,nikgo/bolt,rarila/bolt,rarila/bolt,Intendit/bolt,lenvanessen/bolt,joshuan/bolt,lenvanessen/bolt,cdowdy/bolt,bolt/bolt,electrolinux/bolt,cdowdy/bolt,nikgo/bolt,Raistlfiren/bolt,joshuan/bolt,Raistlfiren/bolt,HonzaMikula/masivnipostele,GawainLynch/bolt,bolt/bolt,joshuan/bolt,cdowdy/bolt,CarsonF/bolt,romulo1984/bolt,Raistlfiren/bolt,romulo1984/bolt,Intendit/bolt,romulo1984/bolt,HonzaMikula/masivnipostele,bolt/bolt,rarila/bolt,Intendit/bolt,romulo1984/bolt,CarsonF/bolt,CarsonF/bolt,GawainLynch/bolt,cdowdy/bolt,joshuan/bolt,GawainLynch/bolt,electrolinux/bolt,Raistlfiren/bolt,electrolinux/bolt,CarsonF/bolt,HonzaMikula/masivnipostele,lenvanessen/bolt,electrolinux/bolt,Intendit/bolt,bolt/bolt,HonzaMikula/masivnipostele,nikgo/bolt