py3: fix up test-remotefilelog-cacheprocess.t to not depend on a repr It looks like the repr() of Exceptions is different from Python 2 to Python 3.7 (but not 3.5?), but the str() is still stable. Sigh. Differential Revision: https://phab.mercurial-scm.org/D5761

remotefilelog: cast division result to an int Otherwise mid is a float and this confuses __slice__ on Python 3. Differential Revision: https://phab.mercurial-scm.org/D5760