style: fixed some wrong less arguments used.

rhodecode/public/css/buttons.less

@@ -86,7 +86,7 b' input[type="button"] {'
     }
     &:disabled {
         .border ( @border-thickness-buttons, @grey4 );
-        background-color: none;
+        background-color: transparent;
     }
 }
 

rhodecode/public/css/code-block.less

@@ -1016,7 +1016,7 b' table.cb {'
                 display: block;
                 white-space: pre-wrap;
                 font-family: @font-family-monospace;
-                word-break: break-word;
+                word-break: break-all;
                 .nonl {
                     color: @color5;
                 }

rhodecode/public/css/forms.less

@@ -11,7 +11,7 b' form.rcform {'
         padding: 0;
         border: none;
     }
-    label { display: inline; border:none; padding:none; }
+    label { display: inline; border:none; padding:0; }
     .label { display: none; }
 
     max-width: 940px;