IOptions: assign actionChecker prop to getAction
Interactable: fix dropChecker method
Rename 'dropRect' to just 'rect'

# Please enter the commit message for your changes. Lines starting
# with '#' will be ignored, and an empty message aborts the commit.
# On branch master
# Your branch is ahead of 'origin/master' by 2 commits.
#
# Changes to be committed:
#   (use "git reset HEAD <file>..." to unstage)
#
#	modified:   interact.js
#
Allow changing of the function to calculate rect

Interactable#rectChecker() returns or sets the getRect method of the
Interactable. Interactable#getRect should return an object with top,
left, right, bottom, width and height of the interctable's element.
Move getAction from IOptions to Interactable
Remove unneeded statements from Interactable#unset
dubeg: return correct defaultActionChecker
Revert "IOptions: assign actionChecker prop to getAction"

This reverts commit 753af1d26b21eba0db188fde2a088a1c5389fd7d.
Interactable: use getRect in getAction
Merge branch 'master' into selectors

Conflicts:
	interact.js