Added readme.md
Cleaned up root and dev_chat directories
Removed some files that are clearly not worth keeping, introduced some file structure, updated read me, and just made this repo clean for the next part of development.

Finished cleanup (+2 squashed commits)
Squashed commits:
[d458641] Merged admin onto admin-tryout; renamed test=>development
[80d183f] Relocated a number of files related to testing and development, but not the finalised site
Merge pull request #1 from nickles-lee/clean

Merged "clean" branch into master branch