Fix docs links (#543)

* Remove extra '/' symbol in documentation page links

* Fixed the path to the 'abstractions.plantuml' file

* Add the '_template.html' to solution

Author: Thecentury

FSharpPlus.sln

@@ -34,7 +34,8 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "content", "content", "{8E6D
 		docsrc\content\abstraction-semigroup.fsx = docsrc\content\abstraction-semigroup.fsx
 		docsrc\content\abstraction-traversable.fsx = docsrc\content\abstraction-traversable.fsx
 		docsrc\content\abstractions.fsx = docsrc\content\abstractions.fsx
-		docsrc\content\abstractions.plantuml = docsrc\content\abstractions.plantuml
+		docsrc\content\abstractions.plantuml = docsrc\tools\templates\abstractions.plantuml
+		docsrc\content\_template.html = docsrc\content\_template.html
 		docsrc\content\applicative-functors.fsx = docsrc\content\applicative-functors.fsx
 		docsrc\content\computation-expressions.fsx = docsrc\content\computation-expressions.fsx
 		docsrc\content\extension-methods.fsx = docsrc\content\extension-methods.fsx

docsrc/content/_template.html

@@ -57,15 +57,15 @@
 
                 <!-- Do not use 'fsdocs-list-of-documents' which currently cannot be ordered, and dumps all files in docsrc/ -->
                 <li class="nav-header" style="padding-top: 10px">Documentation</li>
-                <li class="nav-item"><a class="nav-link" href="{{root}}/tutorial.html">Tutorial</a></li>
-                <li class="nav-item"><a class="nav-link" href="{{root}}/extensions.html">Extensions</a></li>
-                <li class="nav-item"><a class="nav-link" href="{{root}}/generic-doc.html">Functions &amp; Operators</a></li>
-                <li class="nav-item"><a class="nav-link" href="{{root}}/types.html">Data Types</a></li>
-                <li class="nav-item"><a class="nav-link" href="{{root}}/abstractions.html">Abstractions</a></li>
-                <li class="nav-item"><a class="nav-link" href="{{root}}/computation-expressions.html">Computation Expressions</a></li>
-                <li class="nav-item"><a class="nav-link" href="{{root}}/lens.html">Lens</a></li>
-                <li class="nav-item"><a class="nav-link" href="{{root}}/parsing.html">Parsing</a></li>
-                <li class="nav-item"><a class="nav-link" href="{{root}}/numerics.html">Numerics</a></li>
+                <li class="nav-item"><a class="nav-link" href="{{root}}tutorial.html">Tutorial</a></li>
+                <li class="nav-item"><a class="nav-link" href="{{root}}extensions.html">Extensions</a></li>
+                <li class="nav-item"><a class="nav-link" href="{{root}}generic-doc.html">Functions &amp; Operators</a></li>
+                <li class="nav-item"><a class="nav-link" href="{{root}}types.html">Data Types</a></li>
+                <li class="nav-item"><a class="nav-link" href="{{root}}abstractions.html">Abstractions</a></li>
+                <li class="nav-item"><a class="nav-link" href="{{root}}computation-expressions.html">Computation Expressions</a></li>
+                <li class="nav-item"><a class="nav-link" href="{{root}}lens.html">Lens</a></li>
+                <li class="nav-item"><a class="nav-link" href="{{root}}parsing.html">Parsing</a></li>
+                <li class="nav-item"><a class="nav-link" href="{{root}}numerics.html">Numerics</a></li>
 
                 {{fsdocs-list-of-namespaces}}
             </ul>