Updating mocha and phantomjs, Increment timeout and changing Test structure

Signed-off-by: José Luis Di Biase <josx@interorganic.com.ar>
New Test: Exists playlist buttom

Signed-off-by: José Luis Di Biase <josx@interorganic.com.ar>
New Test: Have header nav links

Signed-off-by: José Luis Di Biase <josx@interorganic.com.ar>
New Test: Check Total time

Signed-off-by: José Luis Di Biase <josx@interorganic.com.ar>
Move LOG_LEVEL to Makefile

Signed-off-by: José Luis Di Biase <josx@interorganic.com.ar>
Closing phantom

Signed-off-by: José Luis Di Biase <josx@interorganic.com.ar>
Define browser resolution

Signed-off-by: José Luis Di Biase <josx@interorganic.com.ar>
Catching expect errors

Signed-off-by: José Luis Di Biase <josx@interorganic.com.ar>