Resolve "unreachable code after return statement"
Resolve "unreachable code after return statement"

- Resolve warnings in relation to places in code where a return
statement is followed by logic and another return statement (obviously
pointless). These were present in the trig functions in util.js

luznicky/atc,erikquinn/atc,tedrek/atc,tedrek/atc,tedrek/atc,jpeterson1346/atc,jpeterson1346/atc,erikquinn/atc,luznicky/atc,jpeterson1346/atc,erikquinn/atc,luznicky/atc