runner: stop proxy when removing instances content.

Make sure we start from a consistent state.

slapos/runner/utils.py

@@ -255,7 +255,7 @@ def startProxy(config):
 
 def stopProxy(config):
   """Stop Slapproxy server"""
-  pass
+  sup_process.stopProcess(config, "slapproxy")
 
 
 def removeProxyDb(config):

slapos/runner/views.py

@@ -28,6 +28,7 @@ from slapos.runner.utils import (checkSoftwareFolder, configNewSR,
                                  removeSoftwareByName, runSlapgridUntilSuccess,
                                  saveSession, saveBuildAndRunParams,
                                  setMiniShellHistory,
+                                 stopProxy,
                                  svcStartStopProcess, svcStopAll, tail,
                                  updateInstanceParameter)
 
@@ -193,6 +194,7 @@ def removeInstance():
     flash('Instantiation in progress, cannot remove')
   else:
     removeProxyDb(app.config)
+    stopProxy(app.config)
     svcStopAll(app.config)  # Stop All instance process
     removeInstanceRoot(app.config)
     param_path = os.path.join(app.config['etc_dir'], ".parameter.xml")