Misc. typos

src/Mod/Sketcher/App/PropertyConstraintList.cpp

@@ -151,7 +151,7 @@ void PropertyConstraintList::setValue(const Constraint* lValue)
         if (renamed.size() > 0)
             signalConstraintsRenamed(renamed);
 
-        /* Collect infor about removals */
+        /* Collect info about removals */
         for (unsigned int i = start; i < _lValueList.size(); i++) {
             valueMap.erase(_lValueList[i]->tag);
             removed.insert(makePath(i, _lValueList[i]));

src/Mod/Sketcher/App/SketchObject.cpp

@@ -4288,7 +4288,7 @@ bool SketchObject::modifyBSplineKnotMultiplicity(int GeoId, int knotIndex, int m
         return false;
     }
 
-    // we succeeded with the multiplicity modification, so aligment geometry may be invalid/inconsistent for the new bspline
+    // we succeeded with the multiplicity modification, so alignment geometry may be invalid/inconsistent for the new bspline
 
     std::vector<int> delGeoId;
     
@@ -4344,7 +4344,7 @@ bool SketchObject::modifyBSplineKnotMultiplicity(int GeoId, int knotIndex, int m
                     newConstr->InternalAlignmentIndex = prevpole[(*it)->InternalAlignmentIndex];
                     newcVals.push_back(newConstr);
                 }
-                else { // it is an internal aligment geometry that is no longer valid => delete it and the pole circle
+                else { // it is an internal alignment geometry that is no longer valid => delete it and the pole circle
                     delGeoId.push_back((*it)->First);
                 }
             }
@@ -4355,7 +4355,7 @@ bool SketchObject::modifyBSplineKnotMultiplicity(int GeoId, int knotIndex, int m
                     newConstr->InternalAlignmentIndex = prevknot[(*it)->InternalAlignmentIndex];
                     newcVals.push_back(newConstr);
                 }
-                else { // it is an internal aligment geometry that is no longer valid => delete it and the knot point
+                else { // it is an internal alignment geometry that is no longer valid => delete it and the knot point
                     delGeoId.push_back((*it)->First);
                 }
             }
@@ -6065,8 +6065,8 @@ int SketchObject::port_reversedExternalArcs(bool justAnalyze)
 ///
 ///Arguments:
 /// cstr - pointer to a constraint to be locked/unlocked
-/// bForce - specifies whether to ignore tha already locked constraint or not.
-/// bLock - specufies whether to lock the constraint or not (if bForce is
+/// bForce - specifies whether to ignore the already locked constraint or not.
+/// bLock - specifies whether to lock the constraint or not (if bForce is
 ///  true, the constraint gets unlocked, otherwise nothing is done at all).
 ///
 ///Return values:

src/Mod/Sketcher/App/SketchPyImp.cpp

@@ -58,7 +58,7 @@ int SketchPy::PyInit(PyObject* /*args*/, PyObject* /*kwd*/)
     return 0;
 }
 
-// +++ methodes implementer ++++++++++++++++++++++++++++++++++++++++++++++++
+// +++ methods implementer ++++++++++++++++++++++++++++++++++++++++++++++++
 
 PyObject* SketchPy::solve(PyObject *args)
 {

src/Mod/Sketcher/App/planegcs/Constraints.cpp

@@ -1564,7 +1564,7 @@ void ConstraintCurveValue::errorgrad(double *err, double *grad, double *param)
         if (grad)
             *grad = err_vec.dy;
     } else {
-        assert(false/*this constraint is neighter X nor Y. Nothing to do..*/);
+        assert(false/*this constraint is neither X nor Y. Nothing to do..*/);
     }
 
 }