DOC: Typo
RF: Make CV options for searchlights more explicit
ENH: script2obj can also find functions
ENH: Allow for custom result aggregation
RF: Consolidate attribute assigning in Searchlight's result_fx

With different result_fx implementations that shape and content of
attributes can be totally different, so all this should consistent
with the actual result_fx
Merge branch 'master' into cmdline_modular

* master:
  RF: Consolidate attribute assigning in Searchlight's result_fx
  DOC: Typo