Normalize slashes in ExternalName

Fixes #252

Author: isc-tleavitt

cls/SourceControl/Git/Extension.cls

@@ -266,7 +266,7 @@ Method OnAfterDelete(InternalName As %String) As %Status
 /// the routine/class/csp item. This is often a filename to write the file out to.
 Method ExternalName(InternalName As %String) As %String
 {
-    quit ##class(Utils).Name(InternalName)
+    quit ##class(Utils).ExternalName(InternalName)
 }
 
 Method IsReadOnly(InternalName As %String) As %Boolean
@@ -335,3 +335,4 @@ Method AddToSourceControl(InternalName As %String, Description As %String = "")
 }
 
 }
+

cls/SourceControl/Git/Utils.cls

@@ -441,7 +441,7 @@ ClassMethod NormalizeFolder(folder As %String) As %String
 
 ClassMethod ExternalName(InternalName As %String, ByRef MappingExists As %Boolean) As %String
 {
-    quit ..Name(.InternalName,.MappingExists)
+    quit $Replace(..Name(.InternalName,.MappingExists),"/",..#Slash)
 }
 
 ClassMethod AddToServerSideSourceControl(InternalName As %String) As %Status