Merge pull request #36 from unho/some-cleanups

Some cleanups
Remove Softcatalà translations memories #30
Remove obsolte tool
Add basic technical documentation #14
Update technical_design.rst

Minor fixes #14
Travis CI integration for unit tests
Merge pull request #46 from Gallaecio/34

Travis CI integration for unit tests
Trivial change to trigger Travis
flake8 fixes
HTML cleanups

* Use double quote for the attributes values
* Removed spaces between attribute and its value
* Use two spaces indent
* Properly close all tags
* Use the same attributes order for <link> tags (eases comparing them)
* Tried to wrap at 80 chars
* Removed blank lines at end of document