core: readme: clarification
readme: update live demo url
readme: update actual url!
readme: update another really old demo link!
web: AppendToRender: don't crash if no body tag, just skip it
web: SimpleAjaxPage: correct dispatch order, alert when Page is lost
small touch ups

change a $ to JsExp
fix Valid#messages' message
make an import more explicit
web/js: Fix some scaladocs
web: Tests do not need mockweb
Factor out new subproject, reactive-web-lift (wip)
web: Remove a lot of unused lift-webkit imports
web: SelectTests: no need for mockweb
demo: sbt project name
web: Finally eliminate dependency on lift-webkit, dependents moved to web-lift
demo: domain: scalareactive.org
web-lift: SsePage: add header: X-Accel-Buffering: no