Merge pull request #2 from KSP-KOS/master

Master
Plugins/PluginData/Archive --> Ships/Script change for Archive directory.
Ships/Script is now rather permanent.
converted .txt to .ks and added a small note about this file extension in Volumes
Merge pull request #22 from theodoregoetz/master

Archive directory fix accepted (wasn't on UNIX boot to do the middleman work for the last few days which is why it took a while.   I don't like merging until I can actually generate the HTML content to go with the merge.