first draft for installation.markdown
re-insert the pre-release alpha note
shuffle() and sort() docs
Merge pull request #49 from tzz/tzz/new-functions-update

shuffle() and sort() docs
Merge pull request #44 from McAtte/master

First draft of revised installation.markdown
Rewrite, tighten up and split.
Include context from original documentation.
Whitespace and line-wrapping.
Section-by-section navigation for architecture manual.
Consistent spelling of "promiser"
Add policy style guide
Add metadata to style guide
Add markup for syntax highlighting to sytle guide
Merge pull request #50 from nickanderson/feature/policy_style_guide

Add policy style guide
Update readme with style guide.
Navigation fixes and attempts at alignming.
Must indent code.
HTML and markdown is not a good combination.
explain undefined effect on logical expressions
Merge pull request #52 from McAtte/master

Explain undefined effect in logical expression