Add typehinting to migrations for IDE autocomplete

Signed-off-by: Daniel Bondergaard <danielboendergaard@gmail.com>
Pass console command to database seeders.
Don't throw mass assignment exceptions.
Fix bug in postgres processor.
Merge pull request #583 from danielboendergaard/migration-typehinting

Add typehinting to migrations for IDE autocomplete
Pheanstalk lib updated their composer tags.

Moving the Pheanstalk lib into composer since they updated their docs.
No longer a need to keep the files in the framework out of the box.