Make letter cases consistent in menus and widgets

In various menu options letter cases were not consistent. This was also
the case within various debugging widgets. This attempts to make letter
cases consistent, but it is of course a matter of opinion which way is the
correct one.

src/citra_qt/debugger/callstack.cpp

@@ -14,9 +14,9 @@ CallstackWidget::CallstackWidget(QWidget* parent): QDockWidget(parent)
 
     callstack_model = new QStandardItemModel(this);
     callstack_model->setColumnCount(4);
-    callstack_model->setHeaderData(0, Qt::Horizontal, "Stack pointer");
-    callstack_model->setHeaderData(2, Qt::Horizontal, "Return address");
-    callstack_model->setHeaderData(1, Qt::Horizontal, "Call address");
+    callstack_model->setHeaderData(0, Qt::Horizontal, "Stack Pointer");
+    callstack_model->setHeaderData(2, Qt::Horizontal, "Return Address");
+    callstack_model->setHeaderData(1, Qt::Horizontal, "Call Address");
     callstack_model->setHeaderData(3, Qt::Horizontal, "Function");
     ui.treeView->setModel(callstack_model);
 }

src/citra_qt/debugger/callstack.ui

@@ -11,7 +11,7 @@
    </rect>
   </property>
   <property name="windowTitle">
-   <string>Call stack</string>
+   <string>Call Stack</string>
   </property>
   <widget class="QWidget" name="dockWidgetContents">
    <layout class="QVBoxLayout" name="verticalLayout">

src/citra_qt/debugger/graphics_breakpoints.cpp

@@ -44,7 +44,7 @@ QVariant BreakPointModel::data(const QModelIndex& index, int role) const
                 { Pica::DebugContext::Event::CommandProcessed, tr("Pica command processed") },
                 { Pica::DebugContext::Event::IncomingPrimitiveBatch, tr("Incoming primitive batch") },
                 { Pica::DebugContext::Event::FinishedPrimitiveBatch, tr("Finished primitive batch") },
-                { Pica::DebugContext::Event::VertexLoaded, tr("Vertex Loaded") }
+                { Pica::DebugContext::Event::VertexLoaded, tr("Vertex loaded") }
             };
 
             _dbg_assert_(Debug_GPU, map.size() == static_cast<size_t>(Pica::DebugContext::Event::NumEvents));

src/citra_qt/debugger/registers.ui

@@ -11,7 +11,7 @@
    </rect>
   </property>
   <property name="windowTitle">
-   <string>ARM registers</string>
+   <string>ARM Registers</string>
   </property>
   <widget class="QWidget" name="dockWidgetContents">
    <layout class="QVBoxLayout" name="verticalLayout">

src/citra_qt/main.cpp

@@ -175,13 +175,13 @@ void GMainWindow::BootGame(std::string filename)
 
 void GMainWindow::OnMenuLoadFile()
 {
-    QString filename = QFileDialog::getOpenFileName(this, tr("Load file"), QString(), tr("3DS executable (*.3dsx *.elf *.axf *.bin *.cci *.cxi)"));
+    QString filename = QFileDialog::getOpenFileName(this, tr("Load File"), QString(), tr("3DS executable (*.3dsx *.elf *.axf *.bin *.cci *.cxi)"));
     if (filename.size())
        BootGame(filename.toLatin1().data());
 }
 
 void GMainWindow::OnMenuLoadSymbolMap() {
-    QString filename = QFileDialog::getOpenFileName(this, tr("Load symbol map"), QString(), tr("Symbol map (*)"));
+    QString filename = QFileDialog::getOpenFileName(this, tr("Load Symbol Map"), QString(), tr("Symbol map (*)"));
     if (filename.size())
         LoadSymbolMap(filename.toLatin1().data());
 }

src/citra_qt/main.ui

@@ -75,12 +75,12 @@
   <widget class="QStatusBar" name="statusbar"/>
    <action name="action_Load_File">
      <property name="text">
-       <string>Load file...</string>
+       <string>Load File...</string>
      </property>
    </action>
    <action name="action_Load_Symbol_Map">
      <property name="text">
-       <string>Load symbol map...</string>
+       <string>Load Symbol Map...</string>
      </property>
    </action>
    <action name="action_Exit">