added vendor directory and gulp support for better dependency organization and compiling less and js files

removed timeline css and merged it with the theme css and added gulp
support for a browser sync task as well for easier development

removed composer package until the repo issue is resolved - added
minified versions into the bower.json for when the repo issue is
resolved

vendor/datatables-responsive/dataTables.responsive.scss

@@ -0,0 +1,149 @@
+
+//
+// Mixins
+//
+@mixin control() {
+	display: block;
+	position: absolute;
+	color: white;
+	border: 2px solid white;
+	border-radius: 16px;
+	text-align: center;
+	line-height: 14px;
+	box-shadow: 0 0 3px #444;
+	box-sizing: content-box;
+}
+
+@mixin control-open() {
+	content: '+';
+	background-color: #31b131;
+}
+
+@mixin control-close() {
+	content: '-';
+	background-color: #d33333;
+}
+
+
+//
+// Table styles
+//
+table.dataTable {
+	// Styling for the `inline` type
+	&.dtr-inline.collapsed > tbody {
+		> tr > td:first-child,
+		> tr > th:first-child {
+			position: relative;
+			padding-left: 30px;
+			cursor: pointer;
+
+			&:before {
+				top: 8px;
+				left: 4px;
+				height: 16px;
+				width: 16px;
+				@include control;
+				@include control-open;
+			}
+
+			&.dataTables_empty:before {
+				display: none;
+			}
+		}
+
+		> tr.parent {
+			> td:first-child:before,
+			> th:first-child:before {
+				@include control-close;
+			}
+		}
+
+		> tr.child td:before {
+			display: none;
+		}
+	}
+
+	// DataTables' `compact` styling
+	&.dtr-inline.collapsed.compact > tbody {
+		> tr > td:first-child,
+		> tr > th:first-child {
+			padding-left: 27px;
+
+			&:before {
+				top: 5px;
+				left: 4px;
+				height: 14px;
+				width: 14px;
+				border-radius: 14px;
+				line-height: 12px;
+			}
+		}
+	}
+
+
+	// Styling for the `column` type
+	&.dtr-column > tbody {
+		> tr > td.control,
+		> tr > th.control {
+			position: relative;
+			cursor: pointer;
+
+			&:before {
+				top: 50%;
+				left: 50%;
+				height: 16px;
+				width: 16px;
+				margin-top: -10px;
+				margin-left: -10px;
+				@include control;
+				@include control-open;
+			}
+		}
+
+		> tr.parent {
+			td.control:before,
+			th.control:before {
+				@include control-close;
+			}
+		}
+	}
+
+
+	// Child row styling
+	> tbody > tr.child {
+		padding: 0.5em 1em;
+
+		&:hover {
+			background: transparent !important;
+		}
+
+		ul {
+			display: inline-block;
+			list-style-type: none;
+			margin: 0;
+			padding: 0;
+
+			li {
+				border-bottom: 1px solid #efefef;
+				padding: 0.5em 0;
+
+				&:first-child {
+					padding-top: 0;
+				}
+
+				&:last-child {
+					border-bottom: none;
+				}
+			}
+		}
+
+		span.dtr-title {
+			display: inline-block;
+			min-width: 75px;
+			font-weight: bold;
+		}
+
+		span.dtr-data {}
+	}
+}
+