intro updated.

Comments to Intro:
	- make it clear about the hardships of this dissertation
	- what questions/doubts are going to be answered by the end
		of this dissertation
Project Section updated.

Technologies subsection added.
validation and evaluation subsection added.
Tasks subsection added.

Comments to Project section:
	- more detail on technologies.
	- validation and evalutation of results
	- gantt for tasks
Merge branch 'rev01-fix'

Conflicts:
	deliverables/report1/chapters/chapter2.tex
	deliverables/report1/mieic.pdf
intro updated.

Youtube's api does support music related queries, but through
freebase's api, and does not have a native api to do thatYoutube's api
does support music related queries, but through
freebase's api, and does not have a native api to do that.