Add `assoc` and `hash` helpers.
Add `assoc` and `hash` helpers.

beaugunderson/lodash,tonyonodi/lodash,steelsojka/lodash,boneskull/lodash,beaugunderson/lodash,tonyonodi/lodash,Xotic750/lodash,boneskull/lodash,Xotic750/lodash,msmorgan/lodash,Xotic750/lodash,steelsojka/lodash,Droogans/lodash,rlugojr/lodash,msmorgan/lodash,rlugojr/lodash,Droogans/lodash,Droogans/lodash