* demo mxnet

* test refer local file

* to english

* link anchor

* anchor should work

* anchor to lower case

* pylint

* modify overlay and offset chart view interplay problem

* resolve frontend fecs problem

* init comment for sdk

* update comment

* modified something in frontend directory

* modified gitignore

* remove node_modules

* modify the data format for graph

* add label for each edge in the graph data formate

* merge scalars and image

* update histogram layout and style

* modified solve the histogram outlier problem

* resolve histogram over range

* moidify the height of grid and the refresh interval

* init paddle

* add image writer

* change sample numble to 4

* add image and conv image

* add histogram

* rename test file

based on graphviz

* fix the tooltip index error

* frontend add graph

* frontend add image for graph, images, histogram update

* add graph get url; fix scalar

* modify theme color

* modify right config theme color

* modify right config theme color

* delete the large graph.png

* delete console

* modified something in frontend directory

* modified gitignore

* remove node_modules

* modify the data format for graph

* add label for each edge in the graph data formate

* merge scalars and image

* update histogram layout and style

feature/glog to exception

auto graph placement