Rejig and update the modules.
Use the new Python-based Powerline instead of vim-powerline, which is now deprecated.
Trying out a new colour scheme.
Add some additional options for Markdown files.
Add Puppet syntax module.
Add vim-airline to replace Powerline.
Add bufexplorer to easily switch between buffers. <Leader>bb is setup to load it.
Add the ZoomWin plugin to zoom a buffer: C-w,o

(Great for working on a small screen.)
Back to ir_black.
Disable Powerline since vim-airline is super capable and way more portable.
Get rid of the old, manual status line.
Support .hamlc templates.
On Mac OS X, add the following triggers to copy and paste to and from the system clipboard:

<Leader>c = copy
<Leader>v = paste