Misc. typos

+ some are doxy others are just comment code.  
+ some minor whitespace and grammatical tweaks. 
+ app/SCL/* typos have also been submitted upstream (https://github.com/stepcode/stepcode/pull/366). So it's ok to merge them in to master.

src/Mod/TechDraw/App/DrawPage.h

@@ -49,7 +49,7 @@ public:
     App::PropertyFloatConstraint Scale;
     App::PropertyEnumeration ProjectionType; // First or Third Angle
 
-    /** @name methods overide Feature */
+    /** @name methods override Feature */
     //@{
     /// recalculate the Feature
     virtual App::DocumentObjectExecReturn *execute(void);

src/Mod/TechDraw/App/DrawParametricTemplate.h

@@ -48,7 +48,7 @@ public:
 
     App::PropertyFile Template;
 
-    /** @name methods overide Feature */
+    /** @name methods override Feature */
     //@{
     /// recalculate the Feature
     virtual App::DocumentObjectExecReturn *execute(void);

src/Mod/TechDraw/App/DrawProjGroup.h

@@ -93,7 +93,7 @@ public:
     Base::Vector3d getXYPosition(const char *viewTypeCStr);
 
     short mustExecute() const override;
-    /** @name methods overide Feature */
+    /** @name methods override Feature */
     //@{
     /// recalculate the Feature
     virtual App::DocumentObjectExecReturn *execute(void) override;

src/Mod/TechDraw/App/DrawSVGTemplate.h

@@ -44,7 +44,7 @@ public:
     App::PropertyFileIncluded PageResult;
     App::PropertyFile Template;
 
-    /** @name methods overide Feature */
+    /** @name methods override Feature */
     //@{
     /// recalculate the Feature
     virtual App::DocumentObjectExecReturn *execute(void);

src/Mod/TechDraw/App/DrawTemplate.h

@@ -61,7 +61,7 @@ public:
     virtual void getBlockDimensions(double &x, double &y, double &width, double &height) const;
     virtual DrawPage* getParentPage() const;
 
-    /** @name methods overide Feature */
+    /** @name methods override Feature */
     //@{
     /// recalculate the Feature
     virtual App::DocumentObjectExecReturn *execute(void);

src/Mod/TechDraw/App/DrawView.h

@@ -57,7 +57,7 @@ public:
     App::PropertyBool  KeepLabel;
     App::PropertyString Caption;
 
-    /** @name methods overide Feature */
+    /** @name methods override Feature */
     //@{
     /// recalculate the Feature
     virtual App::DocumentObjectExecReturn *execute(void) override;

src/Mod/TechDraw/App/DrawViewAnnotation.h

@@ -57,7 +57,7 @@ public:
 
     virtual QRectF getRect() const;
 
-    /** @name methods overide Feature */
+    /** @name methods override Feature */
     //@{
     /// recalculate the Feature
     virtual App::DocumentObjectExecReturn *execute(void);

src/Mod/TechDraw/App/DrawViewArch.h

@@ -50,7 +50,7 @@ public:
     App::PropertyFloat        LineWidth;
     App::PropertyFloat        FontSize;
 
-    /** @name methods overide Feature */
+    /** @name methods override Feature */
     //@{
     /// recalculate the Feature
     virtual App::DocumentObjectExecReturn *execute(void);

src/Mod/TechDraw/App/DrawViewClip.h

@@ -55,7 +55,7 @@ public:
     void removeView(DrawView *view);
     short mustExecute() const;
 
-    /** @name methods overide Feature */
+    /** @name methods override Feature */
     //@{
     /// recalculate the Feature
     virtual App::DocumentObjectExecReturn *execute(void);

src/Mod/TechDraw/App/DrawViewDimension.h

@@ -69,7 +69,7 @@ public:
     bool has2DReferences(void) const;
     bool has3DReferences(void) const;
 
-    /** @name methods overide Feature */
+    /** @name methods override Feature */
     //@{
     /// recalculate the Feature
     virtual App::DocumentObjectExecReturn *execute(void);

src/Mod/TechDraw/App/DrawViewDraft.h

@@ -51,7 +51,7 @@ public:
     App::PropertyString       LineStyle;
     App::PropertyFloat        LineSpacing;
 
-    /** @name methods overide Feature */
+    /** @name methods override Feature */
     //@{
     /// recalculate the Feature
     virtual App::DocumentObjectExecReturn *execute(void);

src/Mod/TechDraw/App/DrawViewImage.h

@@ -48,7 +48,7 @@ public:
     App::PropertyFloat      Width;
     App::PropertyFloat      Height;
 
-    /** @name methods overide Feature */
+    /** @name methods override Feature */
     //@{
     /// recalculate the Feature
     virtual App::DocumentObjectExecReturn *execute(void);

src/Mod/TechDraw/App/DrawViewMulti.h

@@ -60,7 +60,7 @@ public:
     App::PropertyLinkListGlobal Sources;
 
     virtual short mustExecute() const;
-    /** @name methods overide Feature */
+    /** @name methods override Feature */
     //@{
     /// recalculate the Feature
     virtual App::DocumentObjectExecReturn *execute(void) override;

src/Mod/TechDraw/App/DrawViewPart.h

@@ -143,7 +143,7 @@ public:
     bool handleFaces(void);
     bool showSectionEdges(void);
 
-    /** @name methods overide Feature */
+    /** @name methods override Feature */
     //@{
     /// recalculate the Feature
     virtual App::DocumentObjectExecReturn *execute(void);

src/Mod/TechDraw/App/DrawViewSpreadsheet.cpp

@@ -120,7 +120,7 @@ App::DocumentObjectExecReturn *DrawViewSpreadsheet::execute(void)
 
 std::vector<std::string> DrawViewSpreadsheet::getAvailColumns(void)
 {
-    // build a list of available colums: A, B, C, ... AA, AB, ... ZY, ZZ.
+    // build a list of available columns: A, B, C, ... AA, AB, ... ZY, ZZ.
     std::string alphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
     std::vector<std::string> availcolumns;
     for (int i=0; i<26; ++i) {

src/Mod/TechDraw/App/DrawViewSymbol.h

@@ -47,7 +47,7 @@ public:
     App::PropertyString       Symbol;
     App::PropertyStringList   EditableTexts;
 
-    /** @name methods overide Feature */
+    /** @name methods override Feature */
     //@{
     /// recalculate the Feature
     virtual App::DocumentObjectExecReturn *execute(void) override;