Grammar fix

"Request a review" instead of "request a request".

New page tree

(files still need to be moved around)

(even though we don't yet have a system to put them in place)

Feature/expand architecture

custom header IDs

https://wiki.civicrm.org/confluence/display/CRMDOC/Database+Reference

Feature/update planning

Various spelling, grammar, and clarity of meaning improvements.

Corrected the incorrectly used word 'thought' to 'through'. 
Corrected grammar of 'how to write an extensions'. 
Clarified the meaning of 'ensuring that you really need to start coding'.
Added full stops to 'aka' abbreviation to make it clearer it is an abbreviation.
Changed 'developer environment' to more conventional and accurate phrase 'development environment'.

style guide - calling the "User Guide" the "User Guide" instead of the "User and Administrator Guide"

update from core

* documenting custom header IDs
* removing rule about using one H1 element (that's in style guide now)
* clarifying thad admonitions only work when enabled

https://pythonhosted.org/Markdown/extensions/attr_list.html

Civix - some small clean up