Initial diff view with jsdifflib
use prettyTextDiff instead
remove difflib, begin implementing html2plain
fix plain <-> html, prettify output
Merge branch 'dev' into wikidiff

Conflicts:
	.meteor/packages
	client/main.coffee
	client/main.less
	client/protobrew.html
	model.coffee
	packages/.gitignore
wikidiff: ugly merge in of wikidiff stuff that has basic function now
wikidiff: additional changes in order to get wikidiff working with newer code
cleanup: remove and ignore packages contents that should not be in source control

The only package we are manually including right now is spin.  If we
need to manually include other packages in the future, you will need to
manually add the package by doing:

    $ git add -f package/<mypackage>
Merge branch 'dev' into wikidiff

Conflicts:
	.gitignore
	client/lib/router.coffee
	client/main.coffee
	client/main.less
	client/views/toolbar/toolbar.html
	packages/.gitignore
	packages/iron-router
cleanup: fix a few screwups from the merges that have nothing to do with wikidiff
cleanup: additional cleanup (readme contents not relevant)
Merge pull request #89 from posborne/wikidiff

Merge wikidiff in "working" state into dev branch (more work to follow)