update Read Me

Author: SQLDBAWithABeard

README.md

@@ -1,2 +1,6 @@
 # Functions
-Contains useful functions that I use
+Contains useful functions that I use and am able to share. 
+
+[Get-DriveSize](Get-DriveSize.ps1)      -   Returns the Drive or Volume Name, Label, Size in Gb, Free Space in GB and Free space as a                                                percentage of drives and mount points on local and remote servers
+
+[Test-SQLDefault](Test-SQLDefaults.ps1)  -   Runs a series of Pester tests against a SQL Instance or an array of SQL Instances. Should be                                             easy to customise to your own environments required defaults