Modify Setup, Path, added Get-MyModules

+ base/Get-MyModules added
* base/profile.d/Test-MyModules modified to use Get-MyModules
* Setup-Profile modified so that sudo witll preserve environment
* Get-Path fixed bug introduced in last commit, Get-Path would fail when
  file to be edited didn't exist

base/profile.d/Test-MyModules.ps1

@@ -1,24 +1,12 @@
 param([switch]$Force)
 
-$local:currentSys = [SystemName]::_GetValidValues('',$true,$true);
-
 if( -not $global:MyModulesWarning -or $Force ) {
   $global:MyModulesWarning = @()
 }
 
-[MyConfig]::GetConfigPaths('mymodules',$false) |
-    ForEach-Object { 
-        $local:modules = $( Get-Content $_ | ConvertFrom-Json );
-        $modules.Always
-        $currentSys | ForEach-Object { $modules."$_" }
-    } | Where-Object { $_ } | Where-Object {
-        $local:m = $_
-        if( $( try  {
-            -not (Get-Module -ListAvailable $m -ErrorAction stop)
-            } catch { $true }
-        )) {
-            $m -notin $global:MyModulesWarning
-        }
+Get-MyModules -MissingOnly |
+    Where-Object {
+        $_ -notin $global:MyModulesWarning
     } | ForEach-Object {
         $global:MyModulesWarning += $_ 
         Write-Warning "Missing module: $_"