Update devtool-build.md
update based on training
allow errors to be shown to users from custom error page overrides because error messages are helpful
update state diagram and create new images
fix erlang version response changes
Merge pull request #768 from cloudedge/pull-req-master-c19b8a7b4da3d1881650cb5ec339457403f2d834

https://github.com/crowbar/barclamp-crowbar/pull/768

Merged by devtool for VictorLowther
Merge pull request #769 from cloudedge/pull-req-master-a3753c2a3ec2775a1d4b33c93364838d0de845e4

https://github.com/crowbar/barclamp-crowbar/pull/769

Merged by devtool for VictorLowther
Adding support for Fedora-19 and openSUSE-c12.3 builds.
Merge pull request #755 from keeb/patch-2

Update devtool-build.md
Merge pull request #770 from cloudsleuth/pull-req-master-d6c6cd0a3c1221488c347d116bb62e5c19576b2f

https://github.com/crowbar/barclamp-crowbar/pull/770

Merged by devtool for VictorLowther
Update 100_introduction.md

Bolded the Note prepends for clarity.
Update 0500_installing_admin_node.md

Standard MD "Note" format.