[Email] Handle Gmail Exception (#445)

* initial checkin

* google exception handling

* adjust some resource file

* fix as comments

Author: DingmaomaoBJTU

solutions/Virtual-Assistant/src/csharp/microsoft.bot.solutions/Resources/CommonStrings.Designer.cs

@@ -126,9 +126,6 @@
   <data name="AtTimeDetailsFormat" xml:space="preserve">
     <value>{0} auf {1}</value>
   </data>
-  <data name="ContentFormat" xml:space="preserve">
-    <value>Inhalt: {0}</value>
-  </data>
   <data name="DaysFormat" xml:space="preserve">
     <value>{0} tage vorher</value>
   </data>
@@ -141,24 +138,6 @@
   <data name="DisplayTime" xml:space="preserve">
     <value>h:mm tt</value>
   </data>
-  <data name="EmptyContent" xml:space="preserve">
-    <value>Leerer Inhalt</value>
-  </data>
-  <data name="EmptySubject" xml:space="preserve">
-    <value>Leerer Betreff</value>
-  </data>
-  <data name="Forward" xml:space="preserve">
-    <value>fw:</value>
-  </data>
-  <data name="ForwardReplyFormat" xml:space="preserve">
-    <value>FW: {0}</value>
-  </data>
-  <data name="FromDetailsFormat" xml:space="preserve">
-    <value>{0} von {1}</value>
-  </data>
-  <data name="Important" xml:space="preserve">
-    <value>wichtig</value>
-  </data>
   <data name="NotAvailable" xml:space="preserve">
     <value>Nicht verfügbar</value>
   </data>
@@ -171,18 +150,6 @@
   <data name="RecipientsSummary" xml:space="preserve">
     <value> + {0} mehr</value>
   </data>
-  <data name="Relevant" xml:space="preserve">
-    <value>relevanten</value>
-  </data>
-  <data name="RelevantFormat" xml:space="preserve">
-    <value>relevanten {0}</value>
-  </data>
-  <data name="Reply" xml:space="preserve">
-    <value>re:</value>
-  </data>
-  <data name="ReplyReplyFormat" xml:space="preserve">
-    <value>RE: {0}</value>
-  </data>
   <data name="SeparatorFormat" xml:space="preserve">
     <value> {0} </value>
   </data>
@@ -198,30 +165,12 @@
   <data name="SpokenTimePrefix_One" xml:space="preserve">
     <value>um</value>
   </data>
-  <data name="SubjectFormat" xml:space="preserve">
-    <value>Betreff: {0}</value>
-  </data>
   <data name="Today" xml:space="preserve">
     <value>heute</value>
   </data>
-  <data name="ToDetailsFormat" xml:space="preserve">
-    <value>{0} an {1} und inhalt ist {2}</value>
-  </data>
-  <data name="ToFormat" xml:space="preserve">
-    <value>An: {0}</value>
-  </data>
   <data name="Tomorrow" xml:space="preserve">
     <value>morgen</value>
   </data>
-  <data name="UnknownRecipient" xml:space="preserve">
-    <value>unbekannter empfänger</value>
-  </data>
-  <data name="UnknownSender" xml:space="preserve">
-    <value>unbekannter absender</value>
-  </data>
-  <data name="Unread" xml:space="preserve">
-    <value>ungelesene</value>
-  </data>
   <data name="Yesterday" xml:space="preserve">
     <value>gestern</value>
   </data>
@@ -252,11 +201,8 @@
   <data name="TimeFormatMinutes" xml:space="preserve">
     <value>{0} Minuten</value>
   </data>
-  <data name="All" xml:space="preserve">
-    <value>alles</value>
-  </data>
-  <data name="High" xml:space="preserve">
-    <value>hoch</value>
+  <data name="DisplayFullDateFormat" xml:space="preserve">
+    <value>dd-MM-yyyy</value>
   </data>
   <data name="FirstItem" xml:space="preserve">
     <value>der erste ist {0};</value>