viewdialog:remove cut/copy/paste buttons

--these actions will be supported only through right
click context menu and by using the de facto
shortcuts Ctrl+X/C/V

app/settings/viewsdialog/viewsdialog.ui

@@ -132,55 +132,6 @@
              </property>
             </widget>
            </item>
-           <item>
-            <spacer name="verticalSpacer">
-             <property name="orientation">
-              <enum>Qt::Vertical</enum>
-             </property>
-             <property name="sizeType">
-              <enum>QSizePolicy::Fixed</enum>
-             </property>
-             <property name="sizeHint" stdset="0">
-              <size>
-               <width>20</width>
-               <height>10</height>
-              </size>
-             </property>
-            </spacer>
-           </item>
-           <item>
-            <widget class="QPushButton" name="cutBtn">
-             <property name="text">
-              <string notr="true">Cut</string>
-             </property>
-             <property name="icon">
-              <iconset theme="edit-cut">
-               <normaloff>.</normaloff>.</iconset>
-             </property>
-            </widget>
-           </item>
-           <item>
-            <widget class="QPushButton" name="copyBtn">
-             <property name="text">
-              <string notr="true">Copy</string>
-             </property>
-             <property name="icon">
-              <iconset theme="edit-copy">
-               <normaloff>.</normaloff>.</iconset>
-             </property>
-            </widget>
-           </item>
-           <item>
-            <widget class="QPushButton" name="pasteBtn">
-             <property name="text">
-              <string notr="true">Paste</string>
-             </property>
-             <property name="icon">
-              <iconset theme="edit-paste">
-               <normaloff>.</normaloff>.</iconset>
-             </property>
-            </widget>
-           </item>
            <item>
             <spacer name="verticalSpacer_2">
              <property name="orientation">

app/settings/viewsdialog/viewshandler.cpp

@@ -58,10 +58,6 @@ ViewsHandler::ViewsHandler(Dialog::ViewsDialog *dialog)
     m_viewsController = new Settings::Controller::Views(this);
 
     init();
-
-    m_ui->cutBtn->setVisible(false);
-    m_ui->copyBtn->setVisible(false);
-    m_ui->pasteBtn->setVisible(false);
 }
 
 ViewsHandler::~ViewsHandler()