UI adjustments

Includes fixes:

(79964984) Newsletter sign-up notice
(69913722, 75095452) Allowing description to overflow, removing scrollbars. Also, allowing wo...
(77306458) Adjusting spacing for Subkast headers
(80069244) Setting max size for event images on main screen and detail screen
Please put it up on the staging site for now so we can test. I'll resubmit the pull after in case we need to make any other corrections.

--
Matthew J. Congrove
me@mattcongrove.com
(617) 513-7995

http://www.mattcongrove.com

> On Oct 12, 2014, at 6:09 PM, Kevin Pratt <notifications@github.com> wrote:
> 
> In app/assets/stylesheets/application.css.scss:
> 
> > @@ -14,1579 +14,1910 @@
> >   */
> >  
> >  // Core variables and mixins
> > -@import "bootstrap_variables";
> We can't accept this pull request because you've re-written the entire SCSS file. We use two spaces no tabs for the SCSS.
> 
> You will need to put the files back in their original state before we can accept the request.
> 
> —
> Reply to this email directly or view it on GitHub.