fixes plugin layout gap

fixes homepage height

src/app/components/plugin-manager-component.js

@@ -14,9 +14,11 @@ const css = csjs`
     position: sticky;
     top: 0;
     z-index: 2;
+    margin-bottom: 0px;
   }
   .localPluginBtn {
-    margin-top: 10px;
+    margin-top: 15px;
+    margin-bottom: -25px;
   }
   .displayName {
     text-transform: capitalize;

src/app/components/swap-panel-component.js

@@ -73,7 +73,7 @@ module.exports = SwapPanelComponent
 
 const css = csjs`
   .plugins        {
-    height         : 100%;
+    height         : 95%;
   }
   .plugItIn       {
     display        : none;

src/app/ui/landing-page/landing-page.js

@@ -17,6 +17,7 @@ let css = csjs`
     text-decoration: underline;
   }
   .homeContainer {
+    height: 105%!important; /* @todo should be removed once swap_it and mainview will be separated */
     user-select:none;
   }
   .jumbotronContainer {