Pulled latest qless-core
Changed interface to only accept an established redis connection. This makes it the user's reponsibility to connect / keepalive etc
Default redis params
Revert "Changed interface to only accept an established redis connection. This makes it the user's reponsibility to connect / keepalive etc"

This reverts commit 4839185f1d368b57ec04f655bd414d97362a571c.
Revert "Default redis params"

This reverts commit b1e63064c649b4be6924090610c4da37e5395bd9.
Fixed tag test
Worker assumes job will be loaded via require
Basic worker test