Move CodingGuidelines to ./techncal/coding-guidelines.txt and SubmittingPatches to ./technical/submitting-patches.txt

Signed-off-by: Thomas Ackermann <th.acker@arcor.de>
Add coding-guidelines.txt and submitting-patches.txt to ./Documentation/Makefile

Signed-off-by: Thomas Ackermann <th.acker@arcor.de>
Convert coding-guideline.txt and submitting-patches.txt to asciidoc
Move README to ./Documentation/readme.txt and INSTALL ./Documentation/install.txt
Add readme.txt and install.txt to ./Documentation/Makefile
Convert install.txt and readme.txt to asciidoc
Create pdf and mobi from all html files

- combine all html files into a single html file; insert page breaks to separate major sections
- use wkhtmltopdf (V0.9.9 "patched QT") to transform html into pdf
- use kindlegen (V2.8) to transform html into mobi
Wire html for ./relnotes and fullpdf target in Makefiles

- new target "relnoteshtml" creates html for all release notes
- new target "fullpdf" creates "git-doc.pdf" and uses targets "html", "relnoteshtml" and "pdf"
Create user-manual.pdf from html
Disable HTML for RelNotes
Create HTML for technical/http-protocol.txt

No HTML was created for http-protocol.txt so add it to TECH_DOCS in Makefile
Also improve HTML formatting:
- Start every TODO with a new line
- Fix indentation error

Signed-off-by: Thomas Ackermann <th.acker@arcor.de>