Publish version 0.2.1.X (#18)

- fix pester test execution order in vscode test task.
- fix coveralls.io link in bagde.
- skip coverage report creation for PR triggered builds
- update docs
- Connection type SCP added for `Connect-To` and `Disconnect-From`.

## Internal Changes
- pester tests now don't need to dotsource other public functions from the same module (fixes #17 )
  - helper and private functions stilll needs to be dotsourced.
- basic module tests added
- pester tests for `Resolve-Dependency` added
- Wrapper function  `Get-ModuleBase` added. This enables mocking in tests.

src/Connection/Disconnect-From.ps1

@@ -14,14 +14,9 @@ function Disconnect-From {
         same hostname.
 
     .PARAMETER Type
-        Specify the host type of the target. Currently implemented targets are:
-            - CiscoUcs     Terminates the connection from a Cisco UCS Fabric Interconnect.
-            - FTP          Terminates the connection from a FTP host.
-            - NetAppFAS    Terminates the connection from a NetApp Clustered ONTAP filer.
-            - VMware       Terminates the connection from a VMware vCenter or ESXi host.
-            - CisServer    Terminates the connection from a Vmware CisServer.
-            - ExchangeHTTP Remove the existing remote session to the given Exchange server
-            - ExchangeHTTPS Remove the existing remote session to the given Exchange server
+        Specify the host type of the target. Currently implemented targets are: CiscoUcs, FTP, NetAppFAS, VMware,
+        CisServer, ExchangeHTTP, ExchangeHTTPS, SCP.
+
     .PARAMETER Force
         Force the disconnect, even if the disconnect would fail.
 
@@ -70,7 +65,16 @@ function Disconnect-From {
         [string]$RemoteHost,
 
         [Parameter(Mandatory = $true)]
-        [ValidateSet('CiscoUcs', 'FTP', 'NetAppFAS', 'VMware', 'CisServer', 'ExchangeHTTP', 'ExchangeHTTPS')]
+        [ValidateSet(
+            'CiscoUcs',
+            'FTP',
+            'NetAppFAS',
+            'VMware',
+            'CisServer',
+            'ExchangeHTTP',
+            'ExchangeHTTPS',
+            'SCP'
+        )]
         [string]$Type,
 
         [Parameter(Mandatory = $false)]
@@ -178,6 +182,18 @@ function Disconnect-From {
                 Write-Error @MessageParams
             }
         }
+        "SCP" {
+            if ($Global:WinSCPSession.Opened) {
+                Remove-WinSCPSession -WinSCPSession $Global:WinSCPSession
+            }
+            else {
+                $MessageParams = @{
+                    Message = "There is no open WinSCP Session"
+                    ErrorAction = "Stop"
+                }
+                Write-Error @MessageParams
+            }
+        }
         default {
             # Write a error message to the log.
             $MessageParams = @{