remove _fancybox.scss, no longer needed

sass/_fancybox.scss

-div#fancybox-overlay {
-  background: #333 !important;
-}
-
-div#fancybox-wrap {
-  width: auto  !important;
-
-  div#fancybox-outer {
-    background: none;
-    max-width: 600px;
-
-    div.fancybox-bg {
-      display: none;
-      background: none;
-    }
-
-    div#fancybox-content {
-      @include border-radius(3px);
-      @include box-shadow(0 0 6px #000);
-      @include box-sizing(border-box);
-      background: #fff;
-      border: none;
-      padding: lh(2);
-      max-width: 600px;
-      width: auto !important;
-
-      h1 {
-        font-size: 24px;
-        margin-top: 0;
-        padding-bottom: lh();
-        border-bottom: 1px solid #eee;
-        margin-bottom: lh();
-      }
-
-      form {
-        text-align: left;
-
-        div#enroll_error, div#login_error {
-          -webkit-font-smoothing: antialiased;
-          background-color: #F50200;
-          color: #fff;
-          font-weight: bold;
-          letter-spacing: 1px;
-          margin-bottom: lh();
-          padding: lh(.2);
-          text-transform: uppercase;
-
-          &:empty {
-            padding: 0;
-          }
-        }
-
-        label {
-          display: block;
-          font-weight: bold;
-        }
-
-        #{$all-text-inputs} {
-          width: 100%;
-          @include box-sizing(border-box);
-        }
-
-        input[type="checkbox"] {
-          margin-right: 10px;
-        }
-
-        ol {
-          li {
-            margin-bottom: lh();
-
-            &.terms, &.remember {
-              padding-top: lh();
-              border-top: 1px solid #eee;
-            }
-
-            &.honor-code {
-              width: auto;
-              float: none;
-            }
-          }
-        }
-
-        input[type="button"] {
-          @include button($mit-red);
-          font-size: 18px;
-          padding: lh(.5);
-        }
-      }
-
-
-      div#login {
-        min-width: 300px;
-
-        ol {
-          li {
-            width: auto;
-            float: none;
-          }
-        }
-      }
-
-      div.lost-password {
-        text-align: left;
-        margin-top: lh();
-
-        a {
-          color: #999;
-
-          &:hover {
-            color: #444;
-          }
-        }
-      }
-
-      div#pwd_reset {
-        p {
-          margin-bottom: lh();
-        }
-
-        input[type="email"] {
-          margin-bottom: lh();
-        }
-      }
-    }
-  }
-}