Add metamagic gem
Add metamagic for Protips#show view
Merge pull request #131 from seuros/master

[WIP] remove thumbnail_url
Update contributing file
Merge pull request #132 from alxers/update_contributing_file

Update contributing file
[WIP]Add columns to pgteams
[Fix] Skip analyse spam in dev
Annotate models
[DONE][127] retry to feature protip if private url is unavailable.
Update 500 error page
Merge pull request #135 from jkhaykin/patch-1

Update 500 error page closes #133
Merge pull request #134 from seuros/mongo_grave

Handle unavailability of PRIVATE_URL
Merge pull request #130 from nicolasiensen/b211

Refactored Protips#show meta tags with metamagic #211
Make the username and email case insensitive.
setup dynamic 404 pages; remove old 404 error code;
clean up left over css
remove variable assignment
Merge pull request #137 from seuros/citext

Make the username and email case insensitive.
Merge pull request #139 from sao/master

Better 404’s
use postgres_ext instead of hack