Fix search results not showing

• fix search results not appearing
• add sort order filter
• handle search errors

Note: contains a lot of indentation changes

Can be tested on: https://hivean.com/search?q=BTC&s=newest

src/app/assets/stylesheets/_themes.scss

@@ -14,6 +14,7 @@ $themes: (
     moduleMediumBackgroundColor: $color-white,
     navBackgroundColor: $color-white,
     highlightBackgroundColor: #f3faf0,
+    alertBackgroundColor: #ffa6a6,
     tableRowEvenBackgroundColor: #f4f4f4,
     border: 1px solid $color-border-light,
     borderLight: 1px solid $color-border-light-lightest,
@@ -54,6 +55,7 @@ $themes: (
     moduleMediumBackgroundColor: $color-transparent,
     navBackgroundColor: $color-white,
     highlightBackgroundColor: #f3faf0,
+    alertBackgroundColor: #ffa6a6,
     tableRowOddBackgroundColor: #e5e5e5,
     tableRowEvenBackgroundColor: #f4f4f4,
     border: 1px solid $color-border-light,
@@ -96,6 +98,7 @@ $themes: (
     moduleMediumBackgroundColor: $color-background-dark,
     navBackgroundColor: $color-background-less-dark,
     highlightBackgroundColor: $color-hive-black-darkest,
+    alertBackgroundColor: #ffa6a6,
     tableRowOddBackgroundColor: #283239,
     tableRowEvenBackgroundColor: #212C33,
     border: 1px solid $color-border-dark-lightest,