New features

• add builtin range function

function main(): int {
    // prints 1 to 10
    for i in range(1,11){
        print(i)
    }
    return 0
}

• add asin, acos, asinh, acosh, exp, frexpr, ldexp, log, log10, fdim, sqrt, ceil, floor, NaN, max, min functions to math library, see documentation.
• Showing error for overloading function's return type.

Changes

• Speedup parsing and compiling

Bug fixes

• fix passing list to for in statement