Remove unused files and closes #801

packages/rocketchat-theme/assets/stylesheets/utils/_emojione.import.less

-/* AutoComplete styles for Emoji One */
-.dropdown-menu {
-	list-style: none;
-	padding: 5px 0;
-	margin: 0;
-	background-color: @secondary-background-color;
-	border-radius: 0;
-	overflow: hidden;
-	font-size: inherit;
-	box-shadow: 0 0 0;
-	border: none;
-	left: @rooms-box-width !important;
-	top: auto !important;
-	bottom: @header-min-height + 6 !important;
-	z-index: 80 !important;
-	.calc(width, ~"100% - " @rooms-box-width);
-	a{
-		&:hover{
-			cursor: pointer;
-		}
-	}
-	li {
-		letter-spacing: 0;
-		display: block;
-		float: none;
-		margin: 0;
-		padding: 0;
-		border: none;
-		&:before{
-			display: none;
-		}
-		.emojione {
-			vertical-align: middle;
-			font-size: 1.23em;
-			width: 1em;
-			height: 1em;
-			top: -1px;
-			margin: 0 .3em 0 0;
-		}
-		a {
-			display: block;
-			height: 100%;
-			line-height: 1.8em;
-			padding: 4px 25px;
-			color: @secondary-font-color;
-		}
-	}
-	.textcomplete-footer {
-		margin-top: .3em;
-		background: #e6e6e6;
-		a {
-			color: @secondary-font-color;
-			text-decoration: none;
-			text-transform: uppercase;
-			letter-spacing: .05em;
-			line-height: 2.1818em;
-			padding-left: 1.8181em;
-			font-size: .84em;
-		}
-		.arrow {
-			margin-left: .8em;
-			font-size: 1.3em;
-		}
-	}
-	.active, li:hover{
-		background: @tertiary-background-color;
-		color: @primary-font-color;;
-	}
-	.active a, li:hover a{
-		color: inherit;
-	}
-}
-img.emojione{
-	width: auto;
-	z-index: 80 !important;
-	height: 20px;
-	vertical-align: middle;
-	opacity: 0.9;
-}

packages/rocketchat-theme/package.js

@@ -25,7 +25,6 @@ Package.onUse(function(api) {
 
 	api.addAssets('assets/stylesheets/global/_variables.less', 'server');
 	api.addAssets('assets/stylesheets/utils/_colors.import.less', 'server');
-	api.addAssets('assets/stylesheets/utils/_emojione.import.less', 'server');
 	api.addAssets('assets/stylesheets/utils/_keyframes.import.less', 'server');
 	api.addAssets('assets/stylesheets/utils/_lesshat.import.less', 'server');
 	api.addAssets('assets/stylesheets/utils/_preloader.import.less', 'server');