Adding shared pointers to MOOSE in support of multiple execute_on
refs #3446
Adding Macro to wrap type
Allow multiple execute_on options
MooseEnum => std::vector<MooseEnum>
closes #3446
Switch user object to timestep_begin
Actually run timestepSetup at the beginning of the timestep for all UOs, not just the timestep or timestep_begin UOs - the side effect is that we run it once instead of several times.
Fixing up Modules