Remove weird empty file named '...', which causes Git errors on Windows

This file is reported as deleted by Git, but cannot be acted upon in any way
(e.g. revert) due to 'No such file or directory'.

[Issue(s) #1]
Remove unused unison dependency

[Issue(s) #1]
Remove left over VBoxGuestAdditions_4.2.10.iso reference

VirtualBox Guest Additions management is handled via vagrant-vbguest going forward.

[Issue(s) #1]
Add Python development tooling

[Issue(s) #1]
Add initial Rakefile

[Issue(s) #1]
Merge pull request #3 from cityindex/issue-1-basic-build-script

Add basic build script