Treat date "from"/operator filters as dates, not times

Without this, the existing tests fail when run on a system that's east
of Greenwich.
Allow default zone description to be changed

Removed the section of code that was blocking the default zone description
from being changed. Displayed the zone description when add/edit a ems.

https://bugzilla.redhat.com/show_bug.cgi?id=1098305
backport truncate until we've upgraded.

truncate was added in upstream in
9a4e183fe9f81365f7815c391512b3d46622d8c8
move AR::Base#truncate to manageiq repo

I'm not sure if this can be upstreamed, but it doesn't impede us from
upgrading, so we should remove it from our fork.
don't establish a connection for feature detection

we should avoid bringing up a connection too early in the boot process,
so just check the pg connection class directly
Updated CHANGELOG.md with changes in Sprint 13.

https://github.com/ManageIQ/manageiq/issues?q=milestone%3A%22Sprint+13+Ending+Sept+29%2C+2014%22
[skip ci]
Add the miq_shortcuts table to the replication excludes list

https://bugzilla.redhat.com/show_bug.cgi?id=1146719
Rewritten vm_infra view to HAML
Rewritten vm_or_template view to HAML
Rewritten vm_vdi view to HAML
Rewritten vm_cloud view to HAML
Config partial refactored and rewritten to HAML

I haven't found any use case of @display == "prop" and it also generated invalid HTML, so I've removed it.
Rewritten vm_common partials to HAML
Rewritten VM view to HAML

Some obsolete files were removed
Remote fallback routes.
Disable revert to / remove snapshot button if no snapshots exist

https://bugzilla.redhat.com/show_bug.cgi?id=1096746
Update specs for ApplicationHelper

build_toolbar_disable_button() method now returns (error) message
in case no snapshots for VM exist. The routine now returns false
only in case the VM does have snapshots.

https://bugzilla.redhat.com/show_bug.cgi?id=1096746
Enable storage deletion from provider's storage list view

https://bugzilla.redhat.com/show_bug.cgi?id=1140483
Rewritten repository view to HAML
remove attribute_missing?

Doesn't look like this method is used anywhere, so lets remove it.