Refractoring Update 2

- Adjusted variable names to naming conventions
- Concluded header files

src/Tool/IntelliToolCircle.h

@@ -12,22 +12,22 @@ class IntelliToolCircle : public IntelliTool {
  * \brief A function that implements a circle drawing algorithm.
  * \param radius    - The radius of the circle.
  */
-void drawCyrcle(int radius);
+void drawCircle(int radius);
 
 /*!
  * \brief The center of the circle.
  */
-QPoint Middle;
+QPoint centerPoint;
 
 /*!
  * \brief The alpha value of the inner circle.
  */
-int alphaInner;
+int innerAlpha;
 
 /*!
  * \brief The width of the outer circle edge.
  */
-int edgeWidth;
+int borderWidth;
 public:
 /*!
  * \brief A constructor setting the general paintingArea and colorPicker. And reading in the inner alpha and edgeWidth.