Revert "use _.partial in definition of _.intersection"

This reverts commit 826f8ceba0699a8a09991015f19c8a10444c8076.
Remove jQuery dependency.
Merge pull request #1424 from braddunbar/jquery

Remove jQuery dependency.
Moved "later" function definition out of the returned debounce function
Merge pull request #1426 from smelnikov/debounce_fix

Moved "later" function definition out of the returned debounce function
return the original obj in _.each. closes #1391
Test return value of _.each.
Merge pull request #1429 from braddunbar/each-test

Test return value of _.each.
fixes #349: add _.partition function
document _.partition
Merge pull request #1430 from jashkenas/GH-349

fixes #349: add _.partition function
simplify _.partition documentation example
each chaining docs
update copyright year range
Merge pull request #1434 from davidchambers/copyright-year

update copyright year range
use "predicate" where appropriate
Merge pull request #1435 from davidchambers/predicate

use "predicate" where appropriate