update seed file to create a site and user. add dynamic site_id to topics and types.
update seed file with dev env check. upate INSTALL.md with db instructions.
Merge pull request #1 from badascii/master

Seed file
Merge pull request #2 from theoretick/master

Added description attr for organization and description field to organization views
add faded gray color to inactive topics and types. implemented with important css flag for time being.
Merge pull request #3 from badascii/master

Topics and types fade when inactive
added link to event creation on empty topic showpage