Fix bad period placements

xml/Microsoft.Extensions.DependencyInjection.Extensions/ServiceCollectionDescriptorExtensions.xml

@@ -283,8 +283,7 @@
         <param name="services">The <see cref="T:Microsoft.Extensions.DependencyInjection.IServiceCollection" />.</param>
         <param name="descriptor">The <see cref="T:Microsoft.Extensions.DependencyInjection.ServiceDescriptor" />.</param>
         <summary>Adds a <see cref="T:Microsoft.Extensions.DependencyInjection.ServiceDescriptor" /> if an existing descriptor with the same
-            <see cref="P:Microsoft.Extensions.DependencyInjection.ServiceDescriptor.ServiceType" /> and an implementation that does not already exist
-            in <paramref name="services.." />.</summary>
+            <see cref="P:Microsoft.Extensions.DependencyInjection.ServiceDescriptor.ServiceType" /> and an implementation that does not already exist in <paramref name="services" />.</summary>
         <remarks>Use <see cref="M:Microsoft.Extensions.DependencyInjection.Extensions.ServiceCollectionDescriptorExtensions.TryAddEnumerable(Microsoft.Extensions.DependencyInjection.IServiceCollection,Microsoft.Extensions.DependencyInjection.ServiceDescriptor)" /> when registering a service implementation of a
             service type that
             supports multiple registrations of the same service type. Using
@@ -325,7 +324,7 @@
         <param name="descriptors">The <see cref="T:Microsoft.Extensions.DependencyInjection.ServiceDescriptor" />s.</param>
         <summary>Adds the specified <see cref="T:Microsoft.Extensions.DependencyInjection.ServiceDescriptor" />s if an existing descriptor with the same
             <see cref="P:Microsoft.Extensions.DependencyInjection.ServiceDescriptor.ServiceType" /> and an implementation that does not already exist
-            in <paramref name="services.." />.</summary>
+            in <paramref name="services" />.</summary>
         <remarks>Use <see cref="M:Microsoft.Extensions.DependencyInjection.Extensions.ServiceCollectionDescriptorExtensions.TryAddEnumerable(Microsoft.Extensions.DependencyInjection.IServiceCollection,Microsoft.Extensions.DependencyInjection.ServiceDescriptor)" /> when registering a service
             implementation of a service type that
             supports multiple registrations of the same service type. Using

xml/Microsoft.VisualBasic/Financial.xml

@@ -110,7 +110,7 @@
  ]]></format>
         </remarks>
         <exception cref="T:System.ArgumentException">
-          <paramref name="Factor" /> &lt;= 0, <paramref name="Salvage" /> &lt; 0, <paramref name="Period" /> &lt;= 0, or <paramref name="Period" /> &gt; <paramref name="Life." /></exception>
+          <paramref name="Factor" /> &lt;= 0, <paramref name="Salvage" /> &lt; 0, <paramref name="Period" /> &lt;= 0, or <paramref name="Period" /> &gt; <paramref name="Life" />.</exception>
         <altmember cref="M:Microsoft.VisualBasic.Financial.SLN(System.Double,System.Double,System.Double)" />
         <altmember cref="M:Microsoft.VisualBasic.Financial.SYD(System.Double,System.Double,System.Double,System.Double)" />
         <altmember cref="T:System.ArgumentException" />

xml/System.Drawing/Image.xml

@@ -1761,7 +1761,7 @@
  ]]></format>
         </remarks>
         <exception cref="T:System.ArgumentNullException">
-          <paramref name="filename" /> is <see langword="null." /></exception>
+          <paramref name="filename" /> is <see langword="null" />.</exception>
         <exception cref="T:System.Runtime.InteropServices.ExternalException">The image was saved with the wrong image format.  
 
  -or-  
@@ -1863,7 +1863,7 @@
  ]]></format>
         </remarks>
         <exception cref="T:System.ArgumentNullException">
-          <paramref name="filename" /> or <paramref name="format" /> is <see langword="null." /></exception>
+          <paramref name="filename" /> or <paramref name="format" /> is <see langword="null" />.</exception>
         <exception cref="T:System.Runtime.InteropServices.ExternalException">The image was saved with the wrong image format.  
 
  -or-  
@@ -1976,7 +1976,7 @@
  ]]></format>
         </remarks>
         <exception cref="T:System.ArgumentNullException">
-          <paramref name="filename" /> or <paramref name="encoder" /> is <see langword="null." /></exception>
+          <paramref name="filename" /> or <paramref name="encoder" /> is <see langword="null" />.</exception>
         <exception cref="T:System.Runtime.InteropServices.ExternalException">The image was saved with the wrong image format.  
 
  -or-  

xml/System.Drawing/ImageFormatConverter.xml

@@ -255,7 +255,7 @@
         </remarks>
         <exception cref="T:System.NotSupportedException">The conversion cannot be completed.</exception>
         <exception cref="T:System.ArgumentNullException">
-          <paramref name="destinationType" /> is <see langword="null." /></exception>
+          <paramref name="destinationType" /> is <see langword="null" />.</exception>
       </Docs>
     </Member>
     <Member MemberName="GetStandardValues">

xml/System.IdentityModel.Claims/ClaimSet.xml

@@ -140,7 +140,7 @@
         <param name="comparer">The <see cref="T:System.Collections.Generic.IEqualityComparer`1" /> object used to make the comparison.</param>
         <summary>Determines whether the <see cref="T:System.IdentityModel.Claims.ClaimSet" /> contains the specified <see cref="T:System.IdentityModel.Claims.Claim" />, by using the specified <see cref="T:System.Collections.Generic.IEqualityComparer`1" /> object.</summary>
         <returns>
-          <see langword="true" /> if the specified claim is contained in the <see cref="T:System.IdentityModel.Claims.ClaimSet" />; otherwise <see langword="false." /></returns>
+          <see langword="true" /> if the specified claim is contained in the <see cref="T:System.IdentityModel.Claims.ClaimSet" />; otherwise <see langword="false" />.</returns>
         <remarks>
           <format type="text/markdown"><![CDATA[  
 

xml/System.Net.Mail/AlternateView.xml

@@ -572,8 +572,8 @@
       </Parameters>
       <Docs>
         <param name="content">A <see cref="T:System.String" /> that contains the content for this attachment.</param>
-        <param name="contentEncoding">An <see cref="T:System.Text.Encoding" />. This value can be <see langword="null." /></param>
-        <param name="encoding">An <see cref="T:System.Text.Encoding" />. This value can be <see langword="null." /></param>
+        <param name="contentEncoding">An <see cref="T:System.Text.Encoding" />. This value can be <see langword="null" />.</param>
+        <param name="encoding">An <see cref="T:System.Text.Encoding" />. This value can be <see langword="null" />.</param>
         <param name="mediaType">The MIME media type of the content.</param>
         <summary>Creates an <see cref="T:System.Net.Mail.AlternateView" /> of an email message using the content specified in a <see cref="T:System.String" />, the specified text encoding, and MIME media type of the content.</summary>
         <returns>An <see cref="T:System.Net.Mail.AlternateView" /> object that represents an alternate view of an email message.</returns>

xml/System.Net.PeerToPeer.Collaboration/Peer.xml

@@ -511,7 +511,7 @@
  ]]></format>
         </remarks>
         <exception cref="T:System.ArgumentNullException">
-          <paramref name="userToken" /> is <see langword="null." /></exception>
+          <paramref name="userToken" /> is <see langword="null" />.</exception>
         <exception cref="T:System.Net.PeerToPeer.PeerToPeerException">-   An error occurred during the invitation process.  
 
 -   The currently executing application is not registered with the collaboration infrastructure.</exception>
@@ -558,7 +558,7 @@
         </remarks>
         <exception cref="T:System.ArgumentException">The application is not registered with the collaboration infrastructure.</exception>
         <exception cref="T:System.ArgumentNullException">
-          <paramref name="userToken" /> is <see langword="null." /></exception>
+          <paramref name="userToken" /> is <see langword="null" />.</exception>
         <exception cref="T:System.ArgumentOutOfRangeException">
           <paramref name="invitationData" /> is larger than 16,384 bytes.</exception>
         <exception cref="T:System.Net.PeerToPeer.PeerToPeerException">-   An error occurred during the invitation process.  
@@ -611,7 +611,7 @@
 
  ]]></format>
         </remarks>
-        <exception cref="T:System.ArgumentNullException">The <paramref name="userToken" /> parameter cannot be <see langword="null." /></exception>
+        <exception cref="T:System.ArgumentNullException">The <paramref name="userToken" /> parameter cannot be <see langword="null" />.</exception>
         <exception cref="T:System.InvalidOperationException">An asynchronous invitation is not outstanding.</exception>
         <altmember cref="M:System.Net.PeerToPeer.Collaboration.Peer.Invite" />
         <altmember cref="P:System.Net.PeerToPeer.Collaboration.InviteCompletedEventArgs.InviteResponse" />

xml/System.Net.PeerToPeer.Collaboration/PeerCollaboration.xml

@@ -629,7 +629,7 @@
 
  ]]></format>
         </remarks>
-        <exception cref="T:System.ArgumentException">-   The <see cref="P:System.Net.PeerToPeer.Collaboration.PeerApplication.Path" /> property on the <see cref="T:System.Net.PeerToPeer.Collaboration.PeerApplication" /> object passed to <paramref name="application" /> is <see langword="null." />  
+        <exception cref="T:System.ArgumentException">-   The <see cref="P:System.Net.PeerToPeer.Collaboration.PeerApplication.Path" /> property on the <see cref="T:System.Net.PeerToPeer.Collaboration.PeerApplication" /> object passed to <paramref name="application" /> is <see langword="null" />.  
 
 -   The peer application instance provided has the same globally unique <see cref="P:System.Net.PeerToPeer.Collaboration.PeerApplication.Id" /> as an application which is already registered.  The existing registration must be unregistered before a new application can be registered with the provided identifier.</exception>
         <exception cref="T:System.ArgumentNullException">The <paramref name="application" /> and <paramref name="type" /> parameters cannot be <see langword="null" />.  Both parameters must be specified.</exception>
@@ -678,9 +678,9 @@
  ]]></format>
         </remarks>
         <exception cref="T:System.ArgumentException">Object already registered</exception>
-        <exception cref="T:System.ArgumentNullException">-   <see cref="T:System.Net.PeerToPeer.Collaboration.PeerObject" /> cannot be <see langword="null." />  
+        <exception cref="T:System.ArgumentNullException">-   <see cref="T:System.Net.PeerToPeer.Collaboration.PeerObject" /> cannot be <see langword="null" />.  
 
--   <see cref="P:System.Net.PeerToPeer.Collaboration.PeerObject.Id" /> cannot be <see langword="null." /></exception>
+-   <see cref="P:System.Net.PeerToPeer.Collaboration.PeerObject.Id" /> cannot be <see langword="null" />.</exception>
         <exception cref="T:System.Net.PeerToPeer.PeerToPeerException">The <see cref="M:System.Net.PeerToPeer.Collaboration.PeerCollaboration.SetObject(System.Net.PeerToPeer.Collaboration.PeerObject)" /> operation could not be completed.</exception>
         <altmember cref="Overload:System.Net.PeerToPeer.Collaboration.PeerCollaboration.GetLocalRegisteredApplications" />
         <altmember cref="M:System.Net.PeerToPeer.Collaboration.PeerCollaboration.GetLocalSetObjects" />
@@ -918,7 +918,7 @@
  ]]></format>
         </remarks>
         <exception cref="T:System.ArgumentException">The globally unique <see cref="P:System.Net.PeerToPeer.Collaboration.PeerApplication.Id" /> for the specified application does not exist or is empty.</exception>
-        <exception cref="T:System.ArgumentNullException">The <paramref name="application" /> or <paramref name="type" /> parameter is set to <see langword="null." /></exception>
+        <exception cref="T:System.ArgumentNullException">The <paramref name="application" /> or <paramref name="type" /> parameter is set to <see langword="null" />.</exception>
         <exception cref="T:System.ArgumentOutOfRangeException">The <paramref name="type" /> parameter is not set to a known value in <see cref="T:System.Net.PeerToPeer.Collaboration.PeerApplicationRegistrationType" />.</exception>
         <exception cref="T:System.Net.PeerToPeer.PeerToPeerException">The  <see cref="M:System.Net.PeerToPeer.Collaboration.PeerCollaboration.UnregisterApplication(System.Net.PeerToPeer.Collaboration.PeerApplication,System.Net.PeerToPeer.Collaboration.PeerApplicationRegistrationType)" /> operation could not be completed.</exception>
         <altmember cref="Overload:System.Net.PeerToPeer.Collaboration.PeerCollaboration.GetLocalRegisteredApplications" />

xml/System.Net.PeerToPeer.Collaboration/PeerContact.xml

@@ -427,7 +427,7 @@
 
  ]]></format>
         </remarks>
-        <exception cref="T:System.ArgumentNullException">Parameter cannot be <see langword="null." /></exception>
+        <exception cref="T:System.ArgumentNullException">Parameter cannot be <see langword="null" />.</exception>
         <exception cref="T:System.Net.PeerToPeer.PeerToPeerException">-   Unable to complete <see cref="M:System.Net.PeerToPeer.Collaboration.PeerContact.FromXml(System.String)" /> operation  
 
 -   Parameter is not a valid <see cref="M:System.Net.PeerToPeer.Collaboration.PeerCollaborationPermission.FromXml(System.Security.SecurityElement)" /> object.</exception>
@@ -1148,7 +1148,7 @@
         <exception cref="T:System.ObjectDisposedException">The <see cref="T:System.Net.PeerToPeer.Collaboration.PeerEndPoint" /> object has been disposed.</exception>
         <exception cref="T:System.Net.PeerToPeer.PeerToPeerException">-   The <see cref="P:System.Net.PeerToPeer.Collaboration.PeerApplication.Id" /> for the current application does not exist or is empty.  
 
--   <see cref="T:System.Net.PeerToPeer.Collaboration.PeerEndPointCollection" /> cannot be <see langword="null." /></exception>
+-   <see cref="T:System.Net.PeerToPeer.Collaboration.PeerEndPointCollection" /> cannot be <see langword="null" />.</exception>
         <block subset="none" type="usage">
           <para>Additional overloads are defined on the <see cref="T:System.Net.PeerToPeer.Collaboration.Peer" /> class instead of the subclasses <see cref="T:System.Net.PeerToPeer.Collaboration.PeerContact" /> and <see cref="T:System.Net.PeerToPeer.Collaboration.PeerNearMe" />.  
 
@@ -1197,11 +1197,11 @@
 
  ]]></format>
         </remarks>
-        <exception cref="T:System.ArgumentException">-   <paramref name="UserToken" /> cannot be <see langword="null." />  
+        <exception cref="T:System.ArgumentException">-   <paramref name="UserToken" /> cannot be <see langword="null" />.  
 
 -   Endpoint in <paramref name="peerEndPoint" /> cannot be <see langword="null" />.</exception>
         <exception cref="T:System.ArgumentNullException">
-          <paramref name="peerEndPoint" /> object cannot be <see langword="null." /></exception>
+          <paramref name="peerEndPoint" /> object cannot be <see langword="null" />.</exception>
         <exception cref="T:System.ObjectDisposedException">The <see cref="T:System.Net.PeerToPeer.Collaboration.PeerEndPoint" /> object has been disposed.</exception>
         <exception cref="T:System.Net.PeerToPeer.PeerToPeerException">The <see cref="T:System.Guid" /> for the current application does not exist or is empty.</exception>
         <block subset="none" type="usage">
@@ -1260,11 +1260,11 @@
         <exception cref="T:System.ArgumentException">
           <paramref name="UserToken" /> cannot be <see langword="null" />.</exception>
         <exception cref="T:System.ArgumentNullException">
-          <see cref="T:System.Net.PeerToPeer.Collaboration.PeerApplication" /> object cannot be <see langword="null." /></exception>
+          <see cref="T:System.Net.PeerToPeer.Collaboration.PeerApplication" /> object cannot be <see langword="null" />.</exception>
         <exception cref="T:System.ObjectDisposedException">The <see cref="T:System.Net.PeerToPeer.Collaboration.PeerEndPoint" /> object has been disposed.</exception>
         <exception cref="T:System.Net.PeerToPeer.PeerToPeerException">-   The <see cref="T:System.Guid" /> for the current application does not exist or is empty.  
 
--   Endpoint collection is empty or <see langword="null." /></exception>
+-   Endpoint collection is empty or <see langword="null" />.</exception>
         <block subset="none" type="usage">
           <para>Additional overloads are defined on the <see cref="T:System.Net.PeerToPeer.Collaboration.Peer" /> class instead of the subclasses <see cref="T:System.Net.PeerToPeer.Collaboration.PeerContact" /> and <see cref="T:System.Net.PeerToPeer.Collaboration.PeerNearMe" />.  
 
@@ -1323,7 +1323,7 @@
 
 -   Endpoint specified by <paramref name="peerEndPoint" /> cannot be <see langword="null" />.</exception>
         <exception cref="T:System.ArgumentNullException">
-          <see cref="T:System.Net.PeerToPeer.Collaboration.PeerApplication" /> and <see cref="T:System.Net.PeerToPeer.Collaboration.PeerEndPoint" /> objects cannot be <see langword="null." /></exception>
+          <see cref="T:System.Net.PeerToPeer.Collaboration.PeerApplication" /> and <see cref="T:System.Net.PeerToPeer.Collaboration.PeerEndPoint" /> objects cannot be <see langword="null" />.</exception>
         <exception cref="T:System.ObjectDisposedException">The <see cref="T:System.Net.PeerToPeer.Collaboration.PeerEndPoint" /> object has been disposed.</exception>
         <exception cref="T:System.Net.PeerToPeer.PeerToPeerException">The <see cref="P:System.Net.PeerToPeer.Collaboration.PeerApplication.Id" /> for the current application does not exist or is empty.</exception>
         <block subset="none" type="usage">
@@ -1811,7 +1811,7 @@
  ]]></format>
         </remarks>
         <exception cref="T:System.ArgumentNullException">
-          <paramref name="UserToken" /> cannot be <see langword="null." /></exception>
+          <paramref name="UserToken" /> cannot be <see langword="null" />.</exception>
         <exception cref="T:System.InvalidOperationException">The calling peer is not signed in to People Near Me.</exception>
         <exception cref="T:System.ObjectDisposedException">The <see cref="T:System.Net.PeerToPeer.Collaboration.PeerContact" /> object has been disposed.</exception>
         <exception cref="T:System.Net.PeerToPeer.PeerToPeerException">Duplicate <see cref="M:System.Net.PeerToPeer.Collaboration.PeerContact.SubscribeAsync(System.Object)" /> identifier.</exception>

xml/System.Net.PeerToPeer/CloudCollection.xml

@@ -95,7 +95,7 @@
 
  ]]></format>
         </remarks>
-        <exception cref="T:System.ArgumentNullException">The <see cref="T:System.Net.PeerToPeer.Cloud" /> provided cannot be <see langword="null." /></exception>
+        <exception cref="T:System.ArgumentNullException">The <see cref="T:System.Net.PeerToPeer.Cloud" /> provided cannot be <see langword="null" />.</exception>
         <altmember cref="T:System.Net.PeerToPeer.CloudCollection" />
       </Docs>
     </Member>

xml/System.Net.PeerToPeer/PeerNameRecord.xml

@@ -128,7 +128,7 @@
  ]]></format>
         </remarks>
         <exception cref="T:System.ArgumentException">The comment to set is either larger than 39 Unicode characters or less than one character.</exception>
-        <exception cref="T:System.ArgumentNullException">The comment to set is <see langword="null." /></exception>
+        <exception cref="T:System.ArgumentNullException">The comment to set is <see langword="null" />.</exception>
       </Docs>
     </Member>
     <Member MemberName="Data">
@@ -159,7 +159,7 @@
  ]]></format>
         </remarks>
         <exception cref="T:System.ArgumentException">The length of the binary data array to set is either greater than 4096 or less than 1.</exception>
-        <exception cref="T:System.ArgumentNullException">The data to set is <see langword="null." /></exception>
+        <exception cref="T:System.ArgumentNullException">The data to set is <see langword="null" />.</exception>
       </Docs>
     </Member>
     <Member MemberName="EndPointCollection">