Update README.md

Author: KiddoZhu

README.md

@@ -3,7 +3,7 @@
 GraphVite - graph embedding at high speed and large scale
 =========================================================
 
-[![Install with conda](https://anaconda.org/milagraph/graphvite/badges/installer/conda.svg)][conda]
+[![Install with conda](https://anaconda.org/milagraph/graphvite/badges/version.svg)][conda]
 [![License](https://anaconda.org/milagraph/graphvite/badges/license.svg)][license]
 [![Downloads](https://anaconda.org/milagraph/graphvite/badges/downloads.svg)][conda]
 
@@ -247,4 +247,4 @@ Acknowledgements
 ----------------
 
 We would like to thank Compute Canada for supporting GPU servers. We specially thank
-Wenbin Hou for useful discussions on C++ and GPU programming techniques.
+Wenbin Hou for useful discussions on C++ and GPU programming techniques.