Merge pull request #1 from marktaling/master

Fixed issues with finding nuspec file
Removed iconUrl

IconUrl was still pointing to OctopusDeploy
Targets file moved to build folder in package so that its included automatically
Cleaned up Install and Uninstall scripts

These scripts still contained stuff to install and uninstall the targets
file, but this is already handled by NuGet nowadays
Merge pull request #1 from jmezach/master

Get in sync