More tabs to spaces on less files.

IPython/html/static/base/less/flexbox.less

@@ -3,63 +3,63 @@
 /* Taken from Alex Russell http://infrequently.org/2009/08/css-3-progress/ */
 
 .hbox {
-	display: -webkit-box;
-	-webkit-box-orient: horizontal;
-	-webkit-box-align: stretch;
+    display: -webkit-box;
+    -webkit-box-orient: horizontal;
+    -webkit-box-align: stretch;
 
-	display: -moz-box;
-	-moz-box-orient: horizontal;
-	-moz-box-align: stretch;
+    display: -moz-box;
+    -moz-box-orient: horizontal;
+    -moz-box-align: stretch;
 
-	display: box;
-	box-orient: horizontal;
-	box-align: stretch;
+    display: box;
+    box-orient: horizontal;
+    box-align: stretch;
 }
 
 .hbox > * {
-	-webkit-box-flex: 0;
-	-moz-box-flex: 0;
-	box-flex: 0;
+    -webkit-box-flex: 0;
+    -moz-box-flex: 0;
+    box-flex: 0;
 }
 
 .vbox {
-	display: -webkit-box;
-	-webkit-box-orient: vertical;
-	-webkit-box-align: stretch;
+    display: -webkit-box;
+    -webkit-box-orient: vertical;
+    -webkit-box-align: stretch;
 
-	display: -moz-box;
-	-moz-box-orient: vertical;
-	-moz-box-align: stretch;
+    display: -moz-box;
+    -moz-box-orient: vertical;
+    -moz-box-align: stretch;
 
-	display: box;
-	box-orient: vertical;
-	box-align: stretch;
-	/* width must be 100% to force FF to behave like webkit */
-	width: 100%;
+    display: box;
+    box-orient: vertical;
+    box-align: stretch;
+    /* width must be 100% to force FF to behave like webkit */
+    width: 100%;
 }
 
 .vbox > * {
-	-webkit-box-flex: 0;
-	-moz-box-flex: 0;
-	box-flex: 0;
+    -webkit-box-flex: 0;
+    -moz-box-flex: 0;
+    box-flex: 0;
 }
 
 .reverse {
-	-webkit-box-direction: reverse;
-	-moz-box-direction: reverse;
-	box-direction: reverse;
+    -webkit-box-direction: reverse;
+    -moz-box-direction: reverse;
+    box-direction: reverse;
 }
 
 .box-flex0 {
-	-webkit-box-flex: 0;
-	-moz-box-flex: 0;
-	box-flex: 0;
+    -webkit-box-flex: 0;
+    -moz-box-flex: 0;
+    box-flex: 0;
 }
 
 .box-flex1 {
-	-webkit-box-flex: 1;
-	-moz-box-flex: 1;
-	box-flex: 1;
+    -webkit-box-flex: 1;
+    -moz-box-flex: 1;
+    box-flex: 1;
 }
 
 .box-flex {
@@ -69,37 +69,37 @@
 
 
 .box-flex2 {
-	-webkit-box-flex: 2;
-	-moz-box-flex: 2;
-	box-flex: 2;
+    -webkit-box-flex: 2;
+    -moz-box-flex: 2;
+    box-flex: 2;
 }
 
 .box-group1 {
-	-webkit-box-flex-group: 1;
-	-moz-box-flex-group: 1;
-	box-flex-group: 1;
+    -webkit-box-flex-group: 1;
+    -moz-box-flex-group: 1;
+    box-flex-group: 1;
 }
 
 .box-group2 {
-	-webkit-box-flex-group: 2;
-	-moz-box-flex-group: 2;
-	box-flex-group: 2;
+    -webkit-box-flex-group: 2;
+    -moz-box-flex-group: 2;
+    box-flex-group: 2;
 }
 
 .start {
-	-webkit-box-pack: start;
-	-moz-box-pack: start;
-	box-pack: start;
+    -webkit-box-pack: start;
+    -moz-box-pack: start;
+    box-pack: start;
 }
 
 .end {
-	-webkit-box-pack: end;
-	-moz-box-pack: end;
-	box-pack: end;
+    -webkit-box-pack: end;
+    -moz-box-pack: end;
+    box-pack: end;
 }
 
 .center {
-	-webkit-box-pack: center;
-	-moz-box-pack: center;
-	box-pack: center;
+    -webkit-box-pack: center;
+    -moz-box-pack: center;
+    box-pack: center;
 }

IPython/html/static/notebook/less/completer.less

@@ -3,8 +3,8 @@
     z-index: 10;
     overflow: hidden;
     border: 1px solid @border_color;
-	.corner-all;
-	.box-shadow(0px 6px 10px -1px #adadad);
+    .corner-all;
+    .box-shadow(0px 6px 10px -1px #adadad);
 }
 
 .completions select {
@@ -15,7 +15,7 @@
     margin: 0px;
     overflow: auto;
     font-family: @monoFontFamily;
-	font-size: 110%;
+    font-size: 110%;
     color: @textColor;
 }
 

IPython/html/static/notebook/less/notebook.less

@@ -1,6 +1,6 @@
 
 body {
-    background-color:	@bodyBackground;
+    background-color:   @bodyBackground;
 }
     
 body.notebook_app {
@@ -57,7 +57,7 @@ pre, code, kbd, samp { white-space: pre-wrap; }
 }
 
 p {
-	margin-bottom:0;
+    margin-bottom:0;
 }
 
 .end_space {