RED-1019 removing not needed Zoom-In/Zoom-Out handlers

Those handlers were added because due to eclipse bug those actions were
not working in our editor on Oxygen platform. Now when we no longer
support it we can safely remove our own support for those actions

Change-Id: I75205bc569b5bf4dec5e0da70c88ec9def157e07

src/Eclipse-IDE/org.robotframework.ide.eclipse.main.plugin/plugin.xml

@@ -1587,16 +1587,6 @@
           id="org.robotframework.red.toggleCommentInTable"
           name="Toggle Comment In Table">
     </command>
-    <command
-          categoryId="org.robotframework.ide.eclipse.robotCommands"
-          id="org.robotframework.red.zoomInText"
-          name="Zoom In">
-    </command>
-    <command
-          categoryId="org.robotframework.ide.eclipse.robotCommands"
-          id="org.robotframework.red.zoomOutText"
-          name="Zoom Out">
-    </command>
  </extension>
  <extension
        point="org.eclipse.ui.handlers">
@@ -2070,26 +2060,7 @@
      <handler
            class="org.robotframework.ide.eclipse.main.plugin.navigator.handlers.ShowRfLintDocHandler"
            commandId="org.robotframework.red.showRfLintRuleDoc">
-     </handler>
-     <handler
-           class="org.robotframework.ide.eclipse.main.plugin.tableeditor.handler.ZoomInTextHandler"
-           commandId="org.robotframework.red.zoomInText">
-        <activeWhen>
-           <reference
-                 definitionId="org.robotframework.sourcePartIsActive">
-           </reference>
-        </activeWhen>
-     </handler>
-     <handler
-           class="org.robotframework.ide.eclipse.main.plugin.tableeditor.handler.ZoomOutTextHandler"
-           commandId="org.robotframework.red.zoomOutText">
-        <activeWhen>
-           <reference
-                 definitionId="org.robotframework.sourcePartIsActive">
-           </reference>
-        </activeWhen>
-     </handler>
-
+     </handler>	
  </extension>
  <extension
        point="org.eclipse.ui.handlers">
@@ -3963,18 +3934,6 @@
           schemeId="org.eclipse.ui.defaultAcceleratorConfiguration"
           sequence="M1+/">
     </key>
-    <key
-          commandId="org.robotframework.red.zoomInText"
-          contextId="org.robotframework.ide.eclipse.tableeditor.sources.context"
-          schemeId="org.eclipse.ui.defaultAcceleratorConfiguration"
-          sequence="M1+=">
-    </key>
-    <key
-          commandId="org.robotframework.red.zoomOutText"
-          contextId="org.robotframework.ide.eclipse.tableeditor.sources.context"
-          schemeId="org.eclipse.ui.defaultAcceleratorConfiguration"
-          sequence="M1+-">
-    </key>
     <key
           commandId="org.robotframework.red.view.debug.switchShellMode"
           contextId="org.robotframework.red.view.debug.shell"