New commands + fixes

+ Get-Mount (mounts retuned as objects for easy filtering)
+ Get-RandomMacAddress (for easy MAC Address generation)
* Get-Path modified to resolve ~, also made it work with pipeline input
* Edit-TextFile streamlined by using modified Get-Path
* Added emacs and spacemacs to MyConfig
* dcup - attempt at cleaner output
+ added docker/profile.d/env.ps1 for default docker vars

base/Edit-TextFile.ps1

@@ -23,11 +23,7 @@ if( $editor -match 'code(\.exe)?$' ) {
   }
 }
 
-$local:arguments = $($Path | ForEach-Object {
-        if ($Path -match '\*|\?|~') {
-            Get-ChildItem -Path $_ | Select-Object -ExpandProperty FullName
-        } else { $_ } 
-    } ) -join "' '"
+$local:arguments = $Path | Get-Path | Join-String -Separator "' '"
 if( $Path ) { $arguments = "'$arguments'" }
 
 if( $PSCmdlet.ShouldProcess( "Edit ($editor): $arguments" ) ) {