Refs #2275: hide some columns on Species tables, on 800px screens
Refs #2275: hide some columns on Meetings tables, on 800px
Refs #2275: cut duplicate selectors for hiding Species columns
Refs #2275: hide some columns on Projects tables, on 800px
Refs #2275: hide columns on National Reports tables, on 800px
Refs #2275: hide filters on Projects listing, on 800px
Merge pull request #195 from sandriu/master

Refs #2275: hide columns + filters on big tables, on mobile