Fix Menu positioning

 * Makes the main menus easier to reach
Simplify linux_compile.sh

- Do the same thing with less lines
- Remove commented out lines
Add seed data

These seed data are useful during development, especially when working
with the UI and you don't want to deal with the overhead/hassle of
setting up actual nodes to manage.

Load them by running `rake db:seed`.
Merge pull request #503 from crowbar/kwwii-menu-fix

Fix Menu positioning
Merge pull request #504 from crowbar/jamestyj-linux_compile

Simplify linux_compile.sh
Merge pull request #505 from jamestyj/jamestyj-seed

Add seed data
adding build instructions to devguide
Merge pull request #508 from simonjj/pull-req-master-da6e25e7b67efcaf4dc80d0aebe34f787a46b840

moving build instructions from wiki to devguide doc directory [1/1]
making title more website friendly
Update devtool-build.md
Updated download location to point to Sourceforge
Updating downloads to point to downloads page instead
blame it all on me, last update to this link
I am being slow, forgetting that we need absolute links
updated docs based on design
updated to show latest ideas from Victor
updated to show latest ideas from Victor
Add updates for Pebbles (barclamp-database, quantum, etc)
updated to model file
Merge pull request #527 from cloudedge/pull-req-master-ce47baaa100f47a318ce1c4b59c0a53628bd7da2

https://github.com/crowbar/barclamp-crowbar/pull/527

Merged by devtool for cloudedge