Fix problems when using the WinSSH communicator

That communicator doesn't upload to Documents, but to the home directory
like the normal ssh communicator. Adjust paths accordingly. Also make
sure target paths exist.

minicoin/lib/plugins/commands/run.rb

@@ -547,7 +547,12 @@ module Minicoin
                     end
 
                     @vm.ui.info "Uploading '#{@job.path}'"
-                    @vm.communicate.upload(@job.path, @target_path)
+                    if @vm.communicate.class.name.include?("WinSSH")
+                        @vm.communicate.execute("mkdir Documents\\#{@target_path}")
+                        @vm.communicate.upload(@job.path, "Documents\\#{@target_path}")
+                    else
+                        @vm.communicate.upload(@job.path, @target_path)
+                    end
 
                     run_command +=  "#{script_file}"
                     job_config = jobconfig(options)

minicoin/lib/plugins/synced_folders/mutagen/plugin.rb

@@ -13,7 +13,8 @@ module Minicoin
         end
         def self.upload_key(machine)
             if machine.config.vm.guest == :windows
-                mutagen_key_destination = "..\\.ssh\\#{$USER}.pub"
+                mutagen_key_destination = ".ssh\\#{$USER}.pub"
+                mutagen_key_destination = "..\\#{mutagen_key_destination}" if machine.config.vm.communicator == :winrm
                 mutagen_key_add = "Get-Content -Path $env:USERPROFILE\\.ssh\\#{$USER}.pub | Add-Content -Path $env:USERPROFILE\\.ssh\\authorized_keys -Encoding utf8"
             else
                 mutagen_key_destination = ".ssh/#{$USER}.pub"
@@ -22,7 +23,8 @@ module Minicoin
             begin
                 machine.communicate.upload(SyncedFolderMutagen.public_key(), mutagen_key_destination)
                 machine.communicate.execute(mutagen_key_add)
-            rescue
+            rescue => e
+                machine.ui.error "Failed to authorize host key: #{e}"
                 raise Minicoin::Errors::NoSshKey
             end
         end

minicoin/lib/sharing.rb

@@ -141,10 +141,14 @@ def share_folders(box, machine, shares)
     unless default_shares.include?($PWD) || default_shares.include?(".")
         box.vm.synced_folder ".", "/opt/minicoin", disabled: true
         if box.vm.guest == :windows
+            box.vm.provision "minicoin guest scripts:script",
+                type: :shell,
+                inline: "mkdir C:\\opt\\minicoin\\util",
+                upload_path: "/tmp/vagrant-shell_minicoin_guest_scripts"
             box.vm.provision "minicoin guest scripts:upload",
                 type: :file,
                 source: "./util",
-                destination: "C:\\opt\\minicoin\\"
+                destination: "C:\\opt\\minicoin\\util"
         else
             box.vm.provision "minicoin guest scripts:script",
                 type: :shell,