Merge pull request #9 from lpalomerol/fix/environment

[TASK] Add environment config
[TASK] Add simple error page
Merge pull request #10 from lpalomerol/task/errors-page

[TASK] Add simple error page
[TASK] Create about page
[TASK] Add header
Merge pull request #11 from lpalomerol/task/home

Task/home and about
[MINOR] Add contact email
[TASK] Entrez packages should be loaded from array
[TASK] Add search summary to results
Merge pull request #12 from lpalomerol/task/show_profile_data_at_post

[TASK] Add search summary to results
[TASK] Add form tooltips
Merge pull request #13 from lpalomerol/task/add_help_forms

[TASK] Add form tooltips
Update README.md
Update README.md
[TASK] Change "about this site" section
[MINOR] Add header class to jumbotron
[TASK] Allow upload fiels
Merge pull request #14 from lpalomerol/task/allow_upload_files

[TASK] Allow upload fiels
[FIX] Remove uploaded files whey they are not needed
[MINOR] Fix production environment as default