FLUID-5362: Converting additional wiki docs to markdown

http://issues.fluidproject.org/browse/FLUID-5362

Includes conversions for the following pages:
http://wiki.fluidproject.org/display/docs/Renderer
http://wiki.fluidproject.org/display/docs/How+To+Use+The+Renderer
http://wiki.fluidproject.org/display/docs/Renderer+Component+Trees
http://wiki.fluidproject.org/display/docs/ProtoComponent+Types
http://wiki.fluidproject.org/display/docs/Renderer+Component+Tree+Expanders
http://wiki.fluidproject.org/display/docs/Cutpoints
http://wiki.fluidproject.org/display/docs/Renderer+Components
http://wiki.fluidproject.org/display/docs/Renderer+Decorators
http://wiki.fluidproject.org/display/docs/IoC+References
http://wiki.fluidproject.org/display/docs/Event+injection+and+boiling
http://wiki.fluidproject.org/display/docs/Options+Merging