fix clang 3.4 cpp14 flags
fix clang 3.4 cpp14 flags

paulsapps/alive,crafn/alive,paulsapps/alive,crafn/alive,crafn/alive,paulsapps/alive,crafn/alive,crafn/alive,crafn/alive,mlgthatsme/alive,mlgthatsme/alive,mlgthatsme/alive