Merge branch 'fix_qemu_size_argument' of https://github.com/berendt/packer into berendt-fix_qemu_size_argument

Conflicts:
	website/source/docs/builders/qemu.html.markdown

Added struct to be passed to the Process function to render the vagrant ...

Instead of 1024m it shoud be 1024M. Using 1024m as value does not work:

---snip---
2014/10/27 10:21:41 packer-builder-qemu: 2014/10/27 10:21:41 Executing
/usr/bin/qemu-system-x86_64: []string{"-m", "1024m", "-redir",
"tcp:3213::22", "-device", "virtio-net,netdev=user.0", "-cdrom",
"/home/berendt/B1-Systems/openstack-appliance/packer_cache/436c246ce08d768bbacce00e39c11ecd09071565542788d08b3120de0228c9eb.iso",
"-machine", "type=pc-1.0,accel=kvm", "-vnc", "0.0.0.0:47", "-netdev",
"user,id=user.0", "-name", "openstack", "-drive",
"file=openstack/openstack.qcow2,if=virtio", "-boot", "once=d"}
2014/10/27 10:21:41 packer-builder-qemu: 2014/10/27 10:21:41 Started
Qemu. Pid: 2618
2014/10/27 10:21:41 packer-builder-qemu: 2014/10/27 10:21:41 Qemu
stderr: qemu-system-x86_64: -m 1024m: Parameter 'size' expects a size
==> qemu: Error launching VM: Qemu failed to start. Please run with logs
to get more info.
---snap---

Fix broken links docker builder docs.

The first link is to an outside page that doesn't exist anymore.
The second link is to the correct id.

Portability and explicitness

"Explicivity" is not a word.

Switch to hashicorp/go-msgpack

Clean VMX step should always remove floppy.

builder/qemu: Updates to QEMU builder - Fix -redir and machine type issues

make docker-push work with docker-tag artifacts

website: Add all boot commands from source to docs.

website: Minor edits

website: Update chef-solo.html.markdown

website: Update amazon.html.markdown

post-processor/parallels: Removed unnecessary filling the Vagranfile

website: ec2:ModifyImageAttribute already included in the sample policy

providers/aws: Ignore transient network errors when fetching AWS state.

website: Update example to match parameter.