Updated downloading message to display actual feed URL.
Renamed Nuget API Feed variable to KRE_FEED in line with termonology from windows kvm.ps1
Only set KRE_FEED when it is not already set, allowing the user to override if necessary (in line with kvm.ps1)
Fixed return value of _kvm_find_latest and terminated kvm when _kvm_find_latest does not find a valid version in the feed
Merge pull request #404 from graemechristie/patch-1

Fix KVM references
Modified the command 'kvm alias foo bar' to allow alias 'foo' to be set to the verison of alias 'bar' when bar is an existing alias
Merge pull request #407 from graemechristie/patch-3

Allow kvm alias to set one alias to the version of another alias
Remove kvm from this repository