Fixed "update after move" bug.

Reset col variable upon click event to account for the widget changing
between updates.
Added module settings w/# of column option.

Added ability for users to specify how many columns they want their
dashboard to be (between 1 and 3).
Removed old commented out code.
Added ability for users to save layouts to DB.

First phase of saving dashboard layouts complete.
Linked up layout settings operations.
Wrapped up layouts phase 2.

Finished coding "saved layouts" and "layout group assignment" features.
Also did some housekeeping with images and JS.
Layout update clean-up
Release prep

Added help text to settings screen and did other misc. prep for release.
Comment update.
GDmac CP redirect push merge.
GDmac CP redirect push merge take 2.
CP redirect clean-up.

Clean-up on extension after adding sessions_end hook for default CP
redirect.
Fixes issues with extension settings.
Fixed "Users still able to access default EE CP home" bug.
Updated module version.
Merged latest from master.
Merged GDmac pull request "Lock and reset layouts for member groups"
Locking layout update.

Cleaning up lockable layout update.
Layout lock polish.
New layout locking feature.