convert: don't include file in "files" list if it's added in p2...
convert: don't include file in "files" list if it's added in p2
If the file is from p2, we should clearly compare the flags to what
they were in p2.
Also note that manifest.flags('non-existent') unfortunately returns ''
instead of erroring out.
Differential Revision:
https://phab.mercurial-scm.org/D6409