Fix misc. linting and typos

Trim whitespace; move imports to separate lines, fix typos

src/Doc/CONTRIBUTORS

@@ -112,7 +112,7 @@ lordneroo
 looooo
 Lorenz Huedepohl
 Luc
-Luke Parry 
+Luke Parry
 luzpaz (Kunda1)
 Manel (Quenzo)
 Марко Пејовић

src/Doc/templates/doxy-boot.js

@@ -295,7 +295,7 @@ function toggleVisibility(linkObj)
    summary.hide();
    $(linkObj).removeClass('closed').addClass('opened');
    $(trigger).attr('src',src.substring(0,src.length-10)+'open.png');
- } 
+ }
  return false;
 }
 function updateStripes()
@@ -305,7 +305,7 @@ function updateStripes()
 }
 function toggleLevel(level)
 {
-  $('table.directory tr').each(function(){ 
+  $('table.directory tr').each(function(){
     var l = this.id.split('_').length-1;
     var i = $('#img'+this.id.substring(3));
     var a = $('#arr'+this.id.substring(3));

src/Gui/NaviCube.cpp

@@ -377,14 +377,14 @@ int imageVerticalBalance(QImage p, int sizeHint) {
             if (qAlpha(p.pixel(x, top))) {
                 done = true;
                 break;
-            } 
+            }
         }
         if (done) break;
     }
     for (bottom = startRow; bottom < h; bottom++) {
         for (x = 0; x < p.width(); x++){
-            if (qAlpha(p.pixel(x, h-1-bottom))) 
-                return (bottom-top)/2; 
+            if (qAlpha(p.pixel(x, h-1-bottom)))
+                return (bottom-top)/2;
         }
     }
     return 0;
@@ -408,7 +408,7 @@ void NaviCubeImplementation::createCubeFaceTextures() {
     qreal maxFontSize = 0.;
     vector<PickId> mains = {PickId::Front, PickId::Top, PickId::Right, PickId::Rear, PickId::Bottom, PickId::Left};
     for (PickId pickId : mains) {
-        auto t = QString::fromUtf8(m_LabelTextures[pickId].label.c_str()); 
+        auto t = QString::fromUtf8(m_LabelTextures[pickId].label.c_str());
         QRect br = fm.boundingRect(t);
         float scale = (float)texSize / max(br.width(),br.height());
         m_LabelTextures[pickId].fontSize = texSize * scale;

src/Mod/TechDraw/Gui/QGIViewDimension.cpp

@@ -2566,7 +2566,7 @@ Base::Vector3d QGIViewDimension::findIsoExt(Base::Vector3d dir) const
     else if (dir.IsEqual(-isoZ, FLT_EPSILON)) {
         return -isoX;
     }
-    
+
     //tarfu
     Base::Console().Message("QGIVD::findIsoExt - %s - input is not iso axis\n",
                             getViewObject()->getNameInDocument());

src/Tools/params_utils.py

@@ -19,10 +19,11 @@
 # *   USA                                                                   *
 # *                                                                         *
 # ***************************************************************************
-"""Utilites for generating C++ code for parameters management using Python Cog
+"""Utilities for generating C++ code for parameter management using Python Cog
 """
 import cog
-import inspect, re
+import inspect
+import re
 from os import path