Replaced the cast x:real with _i2r(x), where x is an imag type. This cast appears in the format function that creates a string from a numeric type according to a format string of the kind "##.##".
Replaced the cast x:real with _i2r(x), where x is an imag type.
This cast appears in the format function that creates a string
from a numeric type according to a format string of the kind "##.##".

This fixes the test testformat2.


git-svn-id: 88467cb1fb04b8a755be7e1ee1026be4190196ef@12729 3a8e244f-b0f2-452b-bcba-4c88e055c3ca

CoryMcCartan/chapel,hildeth/chapel,CoryMcCartan/chapel,chizarlicious/chapel,chizarlicious/chapel,sungeunchoi/chapel,hildeth/chapel,sungeunchoi/chapel,hildeth/chapel,CoryMcCartan/chapel,chizarlicious/chapel,CoryMcCartan/chapel,sungeunchoi/chapel,sungeunchoi/chapel,chizarlicious/chapel,CoryMcCartan/chapel,sungeunchoi/chapel,chizarlicious/chapel,sungeunchoi/chapel,sungeunchoi/chapel,CoryMcCartan/chapel,CoryMcCartan/chapel,chizarlicious/chapel,hildeth/chapel,sungeunchoi/chapel,chizarlicious/chapel,hildeth/chapel,hildeth/chapel,hildeth/chapel