Replace common/bash with run

[sriumcp]

Is your feature request related to a problem? Please describe the problem.
common/bash is proving to be useful and a real workhorse. However, it requires at least three lines to specify at the moment instead of a single line.

Describe the feature/solution you'd like

Replace common/bash with run. Please see #960

[sriumcp]

Note: Please see #942

[kalantar]

@sriumcp is this issue completed? Can it be closed?

[kalantar]

is this issue completed?

I guess not; removal of bash is still necessary. I will do this as part of v0.8

[kalantar]

I think we want to remove common/exec as well, no?

[sriumcp]

Yes.