removed gradient and border radius from tools and updated tools-button.png to reflect the rest of the tools changes

assets/styles/_mixins/colors.sass

@@ -25,7 +25,7 @@ $gray-dark-2: #444
 $gray-dark-3: #666
 $gray-medium-1: #999
 $gray-medium-2: #aaa
-$gray-medium-3: #ccc
+$gray-medium-3: #c4cbcc
 $gray-light-1: #ddd
 $gray-light-2: #efefef
 $gray-light-3: #f2f2eb

assets/styles/main.sass

@@ -5,7 +5,7 @@
     margin: 15px 60px 0 0
     font-size: $font-size-huge
     a
-      color: #939386
+      color: #50555b
       text-decoration: none
     a:hover
       color: #607a84

assets/styles/main/repository.sass

@@ -63,5 +63,5 @@
       &:hover
         background: transparent url(/images/icons/github.png) center right no-repeat
         background-size: 12px
-        opacity: 0.65
+        opacity: 1
       padding-right: 16px

assets/styles/main/tools.sass

@@ -63,12 +63,6 @@
 
   li.icon
     a
-      -webkit-border-radius: .5em
-      -moz-border-radius: .5em
-      border-radius: .5em
-      -webkit-box-shadow: 0 1px 2px rgba(0,0,0,0.2)
-      -moz-box-shadow: 0 1px 2px rgba(0,0,0,0.2)
-      box-shadow: 0 1px 2px rgba(0,0,0,0.2)
       display: inline-block
       width: 25px
       height: 20px
@@ -76,11 +70,8 @@
       top: -2px
       cursor: pointer
       color: #fef4e9
-      border: solid 1px #afafaf
-      background: #eee
-      background: -webkit-gradient(linear, left top, left bottom, from(#fff), to(#eee))
-      background: -moz-linear-gradient(top,  #fff,  #eee)
-      filter:  progid:DXImageTransform.Microsoft.gradient(startColorstr='#faa51a', endColorstr='#f47a20')
+      border: solid 1px #d6d6d6
+      background: #f4f4f4
       text-align: center
       margin-left: 5px