[docs] Updated documentation to reflect change to the User form

[register form] Updated the register form.

Updated to use the standard controller hooks that alter the behaviour of the form. In this
case, a fullname is required at registration. And that is maintained on the edit form too.

Updated for ckan 1.5. (Form still needs updating, but this is noted in README.)

[readme][xs]: more formatting.

[readme][xs]: formatting.

[gitignore][xs]: .

[refactor][m]: rename extension from exampletheme to example as per new repository name.

[form]: Get form working with CKAN 1.4.1 (formalchemy deprecated).

add comment about naming routes

move plugin out of __init__.py

shell script to name extension to something else

correct xpath filter transform

correct plugin name

more pointers in the README

initial commit