travis: test on perl 5.18 too
xs: update libgit2
Cred.xs: fix pass arg in keyfile()
99-clean.t: remove
TODO: update
Remote.xs: save remote after url change
xs: update libgit2
Remote.xs: small clean-up
Cred.xs: take username too for keyfile
xs: update libgit2
Remote.xs: implement callbacks() method and make cred_acquire use it
xs: fix some warnings
Remote.xs: implement load() method
Changes: update
07-remote.t: disable rename test for now
TODO: update