update to add _I variants.

Author: coke

docs/ops.markdown

@@ -18,59 +18,68 @@ variants (e.g. mul_i, mul_n) together with a single description.
 ## abs
 *  abs_i(int $i)
 *  abs_n(num $n)
+*  abs_I(Int $i)
 
 Return the absolute value of a number.
 
 ## add
 *  add_i(int $l, int $r)
 *  add_n(num $l, num $r)
+*  add_I(Int $l, Int $r)
 
 Add two numbers together, returning the result.
 
 ## div
 *  div_i(int $l, int $r)
 *  div_n(num $l, num $r)
+*  div_I(Int $l, Int $r)
 
 Divide $l by $r, returning the result.
 
 ## gcd
 *  gcd_i(int $l, int $r)
+*  gcd_I(Int $l, Int $r)
 
 Return the greatest common multiple of two numbers. 
 
 ## lcm
 *  lcm_i(int $l, int $r)
+*  lcm_I(Int $l, Int $r)
 
 Return the lowest common multiple of two numbers. 
 
 ## mod
 *  mod_i(int $l, int $r)
 *  mod_n(num $l, num $r)
+*  mod_I(Int $l, Int $r)
 
 Return the modulus of $l by $r.
 
 ## mul
 *  mul_i(int $l, int $r)
 *  mul_n(num $l, num $r)
+*  mul_I(Int $l, Int $r)
 
 Multiple two numbers, returning the result.
 
 ## neg
 *  neg_i(int $i)
 *  neg_n(num $n)
+*  neg_I(Int $i)
 
 Return the negative of a number.
 
 ## sub
 *  sub_i(int $l, int $r)
 *  sub_n(num $l, num $r)
+*  sub_I(Int $l, Int $r)
 
 Subtract $r from $l, returning the result.
 
 # String Opcodes
 
 ## radix
-*  radix(int $radix, String $str, int $pos, int $flags)
+*  radix_I(int $radix, String $str, int $pos, int $flags)
 
 Convert string $str into a number starting at offset $pos and using radix $radix.
 The result of the conversion returns an array with