github: Fix color of a.tabnav-tab

Not sure why this is necessary, but it works.

css/solarized-all-sites-dark.css

@@ -679,10 +679,12 @@ a.label {
 .right .tabnav-extra {
   color: #586e75 !important;
 }
+a.tabnav-tab,
 .tabnav-tab {
   border-color: transparent !important;
   color: #586e75 !important;
 }
+a.tabnav-tab.selected,
 .tabnav-tab.selected {
   background-color: #002b36 !important;
   background-image: linear-gradient(#073642, #002b36) !important;

css/solarized-all-sites-light.css

@@ -679,10 +679,12 @@ a.label {
 .right .tabnav-extra {
   color: #93a1a1 !important;
 }
+a.tabnav-tab,
 .tabnav-tab {
   border-color: transparent !important;
   color: #93a1a1 !important;
 }
+a.tabnav-tab.selected,
 .tabnav-tab.selected {
   background-color: #fdf6e3 !important;
   background-image: linear-gradient(#eee8d5, #fdf6e3) !important;

css/solarized-github-dark.css

@@ -672,10 +672,12 @@ a.label {
 .right .tabnav-extra {
   color: #586e75 !important;
 }
+a.tabnav-tab,
 .tabnav-tab {
   border-color: transparent !important;
   color: #586e75 !important;
 }
+a.tabnav-tab.selected,
 .tabnav-tab.selected {
   background-color: #002b36 !important;
   background-image: linear-gradient(#073642, #002b36) !important;

css/solarized-github-light.css

@@ -672,10 +672,12 @@ a.label {
 .right .tabnav-extra {
   color: #93a1a1 !important;
 }
+a.tabnav-tab,
 .tabnav-tab {
   border-color: transparent !important;
   color: #93a1a1 !important;
 }
+a.tabnav-tab.selected,
 .tabnav-tab.selected {
   background-color: #fdf6e3 !important;
   background-image: linear-gradient(#eee8d5, #fdf6e3) !important;

sites/github.styl

@@ -685,6 +685,7 @@ a.label
     // .right, it doesn't work.  No idea why.  That's CSS for ya.
     color comment
 
+a.tabnav-tab
 .tabnav-tab
     border-color transparent
     color comment