make src code walker

State “DONE” from “” [2012-07-30 Mon 14:56]

extract all the protocol functions into separate definitions

[X] dalap.html
[X] dalap.defaults
[ ] dalap.escape
[ ] dalap.html.selectors

re-implement dalap.escape for closurescript

refactor the escaping namespaces

deftype dalap.escape.PreEscaped defprotocol dalap.escape.html.HtmlEscapable

replace the use of core.match