added about cutter at openfile dialog (#140)

src/dialogs/NewFileDialog.cpp

@@ -1,6 +1,7 @@
 #include "OptionsDialog.h"
 #include "dialogs/CreateNewDialog.h"
 #include "dialogs/NewFileDialog.h"
+#include "dialogs/AboutDialog.h"
 #include "ui_NewfileDialog.h"
 
 #include <QFileDialog>
@@ -172,6 +173,12 @@ void NewFileDialog::on_cancelButton_clicked()
     close();
 }
 
+void NewFileDialog::on_aboutButton_clicked()
+{
+	AboutDialog *a = new AboutDialog(this);
+	a->open();
+}
+
 void NewFileDialog::on_actionRemove_item_triggered()
 {
     // Remove selected item from recents list
@@ -286,7 +293,7 @@ void NewFileDialog::loadFile(const QString &filename)
     if (!checkfile.exists() || !checkfile.isFile())
     {
         QMessageBox msgBox(this);
-        msgBox.setText(tr("Select a new program or a previous one\nbefore continue"));
+        msgBox.setText(tr("Select a new program or a previous one\nbefore continuing"));
         msgBox.exec();
     }
     else

src/dialogs/NewFileDialog.h

@@ -27,6 +27,7 @@ private slots:
     void on_loadProjectButton_clicked();
 
     void on_cancelButton_clicked();
+	void on_aboutButton_clicked();
 
     void on_recentsListWidget_itemClicked(QListWidgetItem *item);
     void on_recentsListWidget_itemDoubleClicked(QListWidgetItem *item);

src/dialogs/NewfileDialog.ui

@@ -415,6 +415,26 @@
        </property>
       </widget>
      </item>
+	<item>
+	  <spacer name="horizontalSpacer_4">
+		<property name="orientation">
+		  <enum>Qt::Horizontal</enum>
+		</property>
+		<property name="sizeHint" stdset="0">
+		  <size>
+			<width>300</width>
+			<height>20</height>
+		  </size>
+		</property>
+	  </spacer>
+	</item>
+	<item>
+	  <widget class="QPushButton" name="aboutButton">
+		<property name="text">
+		  <string>About</string>
+		</property>
+	  </widget>
+	</item>
      <item>
       <spacer name="horizontalSpacer">
        <property name="orientation">