Fix URL for donation link

Added missing Dutch translation

If the user selects Linux Mint, check the first checkbox in the insta…

…ller

This combines the legacy ISO and the Linux Mint checks into one branch
because they essentially do the same thing.

Version 3.1 beta #2

Update included Enterprise to version 0.3.0

This build features better support for Kali and other distributions. See
the Enterprise home page for more info.

Fix error in SBDocument where window UI can remain disabled

Update README

Merge pull request #53 from petems/markdown_readme

Markdown README

Forgot to update Linux Mint 17 URL

July 4th Update! Includes:

- A preference pane for the distribution downloader
- The distribution downloader automatically opens downloaded ISOs
- Fixed incorrect build settings