tests: quote host url

Don't let the shell interpret special characters in passwords, usernames
or hostnames.
tests: provide default username and password for cimom authentication

Otherwise shell breaks, for example when the password is provided but
the username is not.
Merge pull request #65 from jsynacek/devel

tests: minor fixes
hardware: remove unstable features

Disks introspection is not yet stable in openlmi-hardware provider,
remove the support for now.
service: fixed error reporting

Handle errors cases gracefully. AttributeError is confusing when
actually an instance can not be found on remove host.

Behave the same when exception handling is set to enable or disable
(lmishell thing).
documented :cd and :.. built-in commands
storage: dirty checks for thin provisioning support

Resolves trac tickets 276 and 277
Merge pull request #66 from jsynacek/devel

storage: dirty checks for thin provisioning support
Merge pull request #64 from pschiffe/master

System: added OS info
networking: prefix length of route should be int

PrefixLength parameter of static IP route was incorrectly converted to
string when it should be integer. New lmishell can convert it to propert
type. This commit fixes it even for older lmishell.
Merge pull request #67 from rnovacek/route-fix

networking: prefix length of route should be int
System: added info about firewall and logging services