Turned on multiple solvers for gradient algorithms
Turned on multiple solvers for gradient algorithms

Also renamed a few internal variables for better readability

briadam/queso,roystgnr/queso,briadam/queso,roystgnr/queso,roystgnr/queso,roystgnr/queso,briadam/queso,roystgnr/queso,roystgnr/queso,briadam/queso,briadam/queso