Fixing documentation for call collect

The documentation mentioned "collect call", however the server
is sending "collect_calls". Fixed the documentation so it matches
reality.

PS This was correct in the older documentation, somehow it got
changed.
add Erik's Getting Started primer
Merge pull request #197 from deb-cfengine/erik_primer

add Erik's Getting Started primer
Corrections to getting started primer; also added primer link to getting started page
Merge pull request #198 from deb-cfengine/erik_primer

Corrections to getting started primer; also added primer link to getting started page
Corrected issue with italics vs &#95;
Merge pull request #199 from deb-cfengine/erik_primer

Corrected issue with italics vs &#95;
Indent content that belong to numbered lists

Otherwise, the numbering starts from 1 again.
Removed white space in code block
Merge pull request #200 from deb-cfengine/erik_primer

Removed white space in code block
Link from mode to rxdirs and visa versa
Test page for Yoav presentation. Under construction.
Merge pull request #203 from deb-cfengine/testlanding

Test page for Yoav presentation. Under construction.
added alias
Merge pull request #204 from deb-cfengine/testlanding

added alias to test-landing doc
More updates to links
Merge pull request #205 from deb-cfengine/testlanding

More updates to links
added back publish=true. otherwise, intra-page links won't appear
Merge pull request #206 from deb-cfengine/testlanding

added back publish=true. otherwise, intra-page links won't appear
Redmine#3285: document bundlesmatching() function