First commit.

Signed-off-by: Chen Xiao <abigwc@gmail.com>

client/node_modules/mermaid/dist/dagre-wrapper/mermaid-graphlib.d.ts

@@ -0,0 +1,8 @@
+export let clusterDb: {};
+export function clear(): void;
+export function extractDescendants(id: any, graph: any): any[];
+export function validate(graph: any): boolean;
+export function findNonClusterChild(id: any, graph: any): any;
+export function adjustClustersAndEdges(graph: any, depth: any): void;
+export function extractor(graph: any, depth: any): void;
+export function sortNodesByHierarchy(graph: any): any;