Add a CIRCLECI badge, remove some old names

Author: cesarZubillaga

README.md

@@ -1,4 +1,5 @@
-# ngx-treeview
+[![CircleCI](https://circleci.com/gh/arcmedia/ngx-treeview.svg?style=svg)](https://circleci.com/gh/arcmedia/ngx-treeview)
+# arcm-ngx-treeview
 
 An Angular treeview component with checkbox
 
@@ -22,11 +23,6 @@ You can customize CSS yourself to break down dependencies to Bootstrap & Font Aw
 * Template
 * Checkbox with tri-state
 
-## Demo
-
-[https://leovo2708.github.io/ngx-treeview/](https://leovo2708.github.io/ngx-treeview/)
-([Source code](https://github.com/leovo2708/ngx-treeview/tree/master/src/demo))
-
 ## Installation
 
 After install the above dependencies, install `ngx-treeview` via: