relative links fixed for search snippets
relative markmin links in chapter text assume rendering in /chapter/29/ style URL, but snippets in search look like /search/29.
This fixes relative links in search snippets.
remove blank line
Added recipe to reload a component from a component.
some updates on load component from component
Clearer text regarding response.js
Merge branch 'reload_component'
better TOC and links for ch 6 DAL
Merge branch 'ch6_better_links'
changed incorrect 'post variable' to 'query string' variable
Merge branch 'reload_component'
changes to cache. Remove -W cmdline opt.
Updates to Apache documentation
Spelling errors and typos
note that symlinking handlers is not wise
Merge pull request #156 from timrichardson/ajax_crossref

Some better cross referencing for the A and URL helpers
Merge branch 'master' of https://github.com/mweissen/web2py-book
Correct number of space for the example function

3 spaces were used instead of 4 for this example function
Merge pull request #157 from timrichardson/linkfixes

relative links fixed for search snippets
Merge pull request #159 from timrichardson/reload_component

Reload component
Merge pull request #160 from timrichardson/ch6_better_links

better TOC and links for ch 6 DAL