Added addMemberToRole

lib/Client/InternalClient.js

@@ -550,6 +550,40 @@ var InternalClient = (function () {
 		});
 	};
 
+	//def addMemberToRole
+
+	InternalClient.prototype.addMemberToRole = function addMemberToRole(member, role) {
+		var self = this;
+		return new Promise(function (resolve, reject) {
+
+			member = self.resolver.resolveUser(member);
+
+			if (!member || !role) {
+				reject(new Error("member/role not in server"));
+				return;
+			}
+
+			if (role.server.memberMap[member.id]) {
+
+				var roleIDS = role.server.memberMap[member.id].roles.map(function (r) {
+					return r.id;
+				}).concat(role.id);
+
+				request.patch(Endpoints.SERVER_MEMBERS(role.server.id) + "/" + member.id).set("authorization", self.token).send({
+					roles: roleIDS
+				}).end(function (err) {
+					if (err) {
+						reject(err);
+					} else {
+						resolve();
+					}
+				});
+			} else {
+				reject(new Error("member not in server"));
+			}
+		});
+	};
+
 	InternalClient.prototype.sendWS = function sendWS(object) {
 		if (this.websocket) this.websocket.send(JSON.stringify(object));
 	};