Remove uri entries

Author: phonglam3103

_bibliography/ieee-with-url-mod.csl

@@ -16,11 +16,9 @@
     </contributor>
     <contributor>
       <name>Rintze Zelle</name>
-      <uri>http://twitter.com/rintzezelle</uri>
     </contributor>
     <contributor>
       <name>Stephen Frank</name>
-      <uri>http://www.zotero.org/sfrank</uri>
     </contributor>
     <contributor>
       <name>Sebastian Karcher</name>