Changelog:
===========
replace_refs is now a function rather than a class method of JsonRef
New options were also added to replace_refs
jsonloader is now a plan function rather than an instance of a class.
Fix issue with proxies=False where it would not recurse through references to remove the proxies. #48
Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>