chore(karma): update preprocessors for coveralls

LBSD-135
Merge pull request #6 from nidzix/master

feat(bloglist): Convert design files to HTML/CSS
Merge pull request #7 from nistormihai/master

chore(karma): update preprocessors for coveralls
chore(karma): update preprocessors for coveralls

LBSD-135
Merge pull request #8 from nistormihai/master

chore(karma): update preprocessors for coveralls
feat(blog-edit): Add UI for blogedit page