title: how to Remove "open with Gitkraken" from context menu?
body: <p>I have a wasteful option left after uninstalling Gitkraken in windows 7 ultimate 64bit. I have tried many options like,
  in regidit i have searched in following places: </p>
  
  <pre><code>[HKEY_CLASSES_ROOT\*\shell]
  [HKEY_CLASSES_ROOT\*\shellex\ContextMenuHandlers] 
  [-HKEY_CLASSES_ROOT\Directory\background\shell\git_gui]
  [-HKEY_CLASSES_ROOT\Directory\background\shell\git_shell]
  [-HKEY_CLASSES_ROOT\Directory\Shell\git_gui]
  [-HKEY_CLASSES_ROOT\Directory\Shell\git_shell]
  [-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Directory\background\shell\git_gui]
  [-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Directory\background\shell\git_shell]
  [-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Directory\shell\git_gui]
  [-HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Directory\shell\git_shell]
  HKEY_CLASSES_ROOT\*\OpenWithList
  HKEY_CLASSES_ROOT\*\shellex\ContextMenuHandlers
  HKEY_CLASSES_ROOT\Directory\Background
  HKEY_CLASSES_ROOT\Directory\shell
  HKEY_CLASSES_ROOT\Directory\shellex\ContextMenuHandlers
  HKEY_CLASSES_ROOT\Drive\shell
  HKEY_CLASSES_ROOT\Drive\shellex\ContextMenuHandlers
  HKEY_CLASSES_ROOT\Folder\shell
  HKEY_CLASSES_ROOT\Folder\shellex\ContextMenuHandlers
  </code></pre>
  
  <p>but i have got nothing related to git or git kraken so that i can remove that option.</p>