cosmetics
bumped version number
selinux exceptions for reloading
ChangeLog
Merge branch 'cvmfs-2.1.8'
cache revision number in catalog manager
simplified repository version handling
Merge pull request #105 from reneme/migration

Simplification of Repository Migrations

Currently we only need to migrate repositories created with a version lower than 2.1.7
i.e. repositories created by versions 2.1.7, 2.1.8 and 2.1.9 are compatible and do not need any migration step.
first version of a file system snapshot glue buffer (work in progress)
Merge branch 'master' of github.com:cvmfs/cvmfs
glue buffer (work in progress)
fixed handling of -n option in mount helper
glue buffer helps to avoid ENOENT during catalog reloads
use gluebuffer only in drainout / maintenance mode
minor improvements
adjusted cvmfs-auto-setup to new client
added cwd buffer (work in progress)