First half of data retrieval document
Consistent spacing of initials
Add Makefile and index.html for gh-pages

Makefile is for:
- Updating gh-pages
- pdf generation for all .tex documents
- LaTeX output cleaning

Also add an index.html as overview and links to the pdfs
Get files from make-gh-pages branch as test

Dont forget to get (and remove) the tex style files
Make (TEX_)DIRECTORIES only look for dirs with tex files inside
Add css and header image for the index page
Merge branch 'make-gh-pages'

Add Makefile to build all pdfs (and for cleaning temp tex stuff)
and for updating then gh-pages branch