Run $CROWBAR_TMP cleanup as normal user

It doesn't seem to be required to run this as root currently as everything in
there is own by the calling user.
Adding new files to support 10G network.
adding 10G json examples for hadoop.
Add "Getting started with Crowbar development" guide

Step by step instructions on how to setup a minimal (Rails only) Crowbar
development environment. Includes steps and scripts to setup the dev VM
with qemu-kvm.

I found it rather tricky and time consuming to setup a minimal
development for poking around the Rails app and related tests. This
document will help others save time by providing one central place for
this, with links to the relevant details in other (existing) docs.

It's still missing a couple of things and will need to be improved on
over time.
Add reference to virt-manager for GUI qemu-kvm management

Adding the reference to virt-manager as suggested by Vincent Untz.
Merge pull request #1655 from jamestyj/jamestyj-getting-started

Accepted with expectation that we'll ultimately find a good home
Merge pull request #1654 from rperryman/master-ba3ac46782a171ad16603cc98e242b54f6193f3e

Merged by devtool for VictorLowther
Merge pull request #1651 from rhafer/master

Merged by devtool for VictorLowther
Merge pull request #1656 from VictorLowther/master-5a7193a964dbe055d1ecdae15c758660cc205039

Merged by devtool for VictorLowther
 if a bc doesn't have a reloadable directory, skip that directory (e.g. fixtures)
Merge pull request #1657 from aabes/master

ignore reloadable directories if they don't exist in the source BC
Add pull-requests checkout, and refactor pull-requests switch to use it.
Assume that rebase worked if it passes without issue.
Swapped the search to put the edge node before the slave
Updated with the changes to fix the ordering issue.
Seperated journaling/filer/data nodes to seperate configs
Fix my checkin to support the Hadoop build.
Merge remote-tracking branch 'crowbar/master'
Fixed to support the RA
Refactor remote syncing a bit to make it easier to add other repos.
Make sure everything knows where the cache is.