Added most of the references, ACM articles missing since ACM-website is currently unavailible.
Merge branch 'master' of github.com:actinium/ir14-project-report

Conflicts:
	report/tex/references.bib
Merge branch 'master' of github.com:actinium/ir14-project-report
Merge branch 'master' of github.com:actinium/ir14-project-report
Merge branch 'master' of github.com:actinium/ir14-project-report
test